* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --eggshell: #FBF9F6;
            --dark-gray: #1C1C1C;
            --medium-gray: #6B6B6B;
            --light-gray: #E5E5E5;
            --accent-color: #FF6B35;
        }
        
        html {
            font-size: clamp(16px, 1.2vw, 20px);
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background-color: var(--eggshell);
            color: var(--dark-gray);
            line-height: 1.5;
            overflow-x: hidden;
            font-size: 1rem;
        }

        /* Header */
        header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: var(--eggshell);
            z-index: 50;
            padding: clamp(1rem, 2vw, 1.5rem) clamp(1rem, 4vw, 3rem);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--light-gray);
            transition: opacity 0.3s ease;
        }

        header.scrolled {
            opacity: 0.8;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 75rem;
            margin: 0 auto;
            width: 100%;
        }

        .logo {
            font-size: clamp(1.25rem, 2.5vw, 1.5rem);
            font-weight: 600;
            color: var(--dark-gray);
            text-decoration: none;
        }

        .language-switch {
            font-size: clamp(1rem, 1.5vw, 1.125rem);
            font-weight: 500;
            color: var(--dark-gray);
            text-decoration: none;
            transition: all 0.3s ease;
            padding: 0.5rem 1rem;
            min-height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .language-switch:hover,
        .language-switch:focus {
            color: var(--accent-color);
            outline: none;
            transform: translateY(-1px);
        }

        /* Main Content */
        main {
            margin-top: clamp(4rem, 6vw, 6rem);
            padding: 0 clamp(1rem, 4vw, 3rem);
        }

        .container {
            max-width: 75rem;
            margin: 0 auto;
        }

        /* Main Content */
        main {
            margin-top: clamp(4rem, 6vw, 6rem);
        }

        .container {
            max-width: 75rem;
            margin: 0 auto;
            padding: 0 clamp(1rem, 4vw, 3rem);
        }


        /* Main Content */
        main {
            margin-top: clamp(4rem, 6vw, 6rem);
        }

        .container {
            max-width: 75rem;
            margin: 0 auto;
            padding: 0 clamp(1rem, 4vw, 3rem);
        }

        /* Hero Section */
        .project-hero {
            position: relative;
            width: 100vw;
            left: 50%;
            right: 50%;
            margin-left: -50vw;
            margin-right: -50vw;
            height: 70vh;
            background: linear-gradient(135deg, #1C1C1C, #3A3A3A);
            display: flex;
            align-items: flex-end;
            justify-content: flex-start;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(to top, rgba(0,0,0,0.7), rgba(0,0,0,0.2));
            z-index: 2;
        }

        .hero-title {
            position: relative;
            z-index: 3;
            color: white;
            font-size: clamp(1.75rem, 5vw, 3.5rem);
            font-weight: 700;
            line-height: 1.2;
            padding: clamp(2rem, 4vw, 4rem);
            max-width: 70%;
        }

        /* Tags Section */
        .project-tags {
            padding: clamp(2rem, 4vw, 4rem) 0;
        }

        .tags-container {
            display: flex;
            justify-content: flex-start;
            flex-wrap: wrap;
            gap: clamp(0.5rem, 1vw, 1rem);
        }

        .project-tag {
            background: var(--light-gray);
            color: var(--dark-gray);
            padding: clamp(0.5rem, 1vw, 0.75rem) clamp(1rem, 2vw, 1.5rem);
            border-radius: 0.5rem;
            font-size: clamp(0.875rem, 1.25vw, 1rem);
            font-weight: 500;
        }

        /* Intro Section */
        .project-intro {
            padding: clamp(2rem, 4vw, 4rem) 0;
        }

        .intro-text {
            font-size: clamp(1.25rem, 2.5vw, 2rem);
            line-height: 1.4;
            max-width: 50rem;
            margin: 0 auto;
            text-align: left;
        }

        .intro-first-sentence {
            font-weight: 700;
            display: block;
            margin-bottom: 1.5rem;
            line-height: 1.5;
        }

        .intro-rest {
            font-weight: 400;
            display: block;
        }

        /* Content Section - New flexible structure */
        .content-section {
            padding: clamp(3rem, 6vw, 6rem) 0;
        }

        .content-section:nth-of-type(even) {
            background: var(--light-gray);
            width: 100vw;
            position: relative;
            left: 50%;
            right: 50%;
            margin-left: -50vw;
            margin-right: -50vw;
            padding-left: 0;
            padding-right: 0;
        }

        .section-header {
            max-width: 50rem;
            margin: 0 auto clamp(2rem, 4vw, 3rem) auto;
            padding: 0 clamp(1rem, 4vw, 3rem);
        }

        .section-number {
            font-size: clamp(0.875rem, 1.5vw, 1rem);
            color: var(--medium-gray);
            font-weight: 600;
            letter-spacing: 0.1em;
            margin-bottom: 0.5rem;
        }

        .section-title {
            font-size: clamp(1.75rem, 4vw, 2.5rem);
            font-weight: 700;
            margin-bottom: clamp(1rem, 2vw, 1.5rem);
            color: var(--dark-gray);
        }

        .section-description {
            font-size: clamp(1rem, 1.75vw, 1.25rem);
            line-height: 1.6;
            color: var(--medium-gray);
        }

        /* Content Grid for images/examples */
        .content-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(clamp(20rem, 40vw, 30rem), 1fr));
            gap: clamp(1.5rem, 3vw, 3rem);
            max-width: 75rem;
            margin: 0 auto;
            padding: 0 clamp(1rem, 4vw, 3rem);
        }

        .content-item {
            aspect-ratio: 4/3;
            background: linear-gradient(135deg, var(--medium-gray), var(--dark-gray));
            border-radius: 0.5rem;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--eggshell);
            font-size: clamp(1rem, 2vw, 1.25rem);
            font-weight: 600;
        }

        /* List Section for detailed points */
        .insights-list {
            max-width: 50rem;
            margin: 0 auto;
            padding: 0 clamp(1rem, 4vw, 3rem);
        }

        .insight-item {
            margin-bottom: clamp(2rem, 3vw, 2.5rem);
        }

        .insight-title {
            font-size: clamp(1.125rem, 2vw, 1.375rem);
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: var(--dark-gray);
        }

        .insight-description {
            font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
            line-height: 1.6;
            color: var(--medium-gray);
        }

        /* Impact Section */
        .impact-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: clamp(2rem, 4vw, 3rem);
            max-width: 75rem;
            margin: 0 auto;
            padding: 0 clamp(1rem, 4vw, 3rem);
        }

        .impact-card {
            background: white;
            padding: clamp(1.5rem, 3vw, 2rem);
            border-radius: 0.5rem;
            border: 1px solid var(--light-gray);
        }

        .impact-number {
            font-size: clamp(2rem, 4vw, 3rem);
            font-weight: 700;
            background: linear-gradient(to bottom, #8B5CF6, #EC4899);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            margin-bottom: 0.5rem;
        }

        .impact-label {
            font-size: clamp(0.9375rem, 1.5vw, 1.125rem);
            color: var(--dark-gray);
            font-weight: 600;
        }

        /* Footer */
        footer {
            background: var(--dark-gray);
            color: var(--eggshell);
            padding: clamp(1.5rem, 3vw, 3rem) clamp(1rem, 2vw, 2rem);
            text-align: center;
        }

        .footer-content {
            max-width: 75rem;
            margin: 0 auto;
            font-size: clamp(0.875rem, 1.125vw, 1rem);
        }

        /* Responsive Design */
        @media (max-width: 48rem) {
            .nav-links {
                display: none;
            }

            .mobile-menu-toggle {
                display: flex;
            }

            .hero-title {
                max-width: 90%;
            }
            
            .intro-text {
                text-align: left;
            }
        }

        /* Focus indicators */
        *:focus {
            outline: 2px solid #8B5CF6;
            outline-offset: 2px;
        }