/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #ffffff;
    --secondary-color: #999999;
    --text-color: #ffffff;
    --text-light: #999999;
    --text-lighter: #666666;
    --bg-light: #1a1a1a;
    --bg-white: #0a0a0a;
    --bg-dark: #0a0a0a;
    --border-color: rgba(255, 255, 255, 0.1);
    --spacing-unit: 8px;
    --max-width: 1200px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
    font-family: var(--font-primary);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-dark);
}

/* Navigation */
.navbar {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: calc(var(--spacing-unit) * 4);
    margin: 0;
    padding: 0;
}

.nav-menu li {
    list-style: none;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 14px;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--text-light);
}

/* Hero Section */
.hero {
    margin: 0;
    padding: calc(var(--spacing-unit) * 12) 0 calc(var(--spacing-unit) * 8);
    background-color: var(--bg-dark);
    text-align: left;
}

.hero-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2.5);
    text-align: left;
    margin-bottom: calc(var(--spacing-unit) * 6);
    padding: 0 calc(var(--spacing-unit) * 4);
}

.project-title {
    font-size: 72px;
    font-weight: 700;
    margin-bottom: calc(var(--spacing-unit) * 2);
    letter-spacing: -0.02em;
}

.project-eyebrow {
    font-size: 14px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-light);
}

.project-subtitle {
    font-size: 22px;
    color: var(--text-light);
    margin-bottom: calc(var(--spacing-unit) * 4);
    max-width: 760px;
    margin-left: 0;
    margin-right: 0;
}

.project-meta-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(160px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    padding-top: calc(var(--spacing-unit) * 6);
    padding-bottom: calc(var(--spacing-unit) * 6);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    margin-top: calc(var(--spacing-unit) * 6);
    margin-bottom: calc(var(--spacing-unit) * 5);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 1);
    font-size: 16px;
    color: var(--text-color);
}

.meta-item strong {
    color: var(--text-light);
    font-weight: 600;
    letter-spacing: 0.12em;
    font-size: 12px;
    text-transform: uppercase;
}

.meta-item span {
    color: var(--text-color);
    font-size: 18px;
    font-weight: 500;
    letter-spacing: -0.01em;
}

@media (max-width: 900px) {
    .project-meta-grid {
        grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    }
}

@media (max-width: 768px) {
    .case-study-hero {
        padding: calc(var(--spacing-unit) * 16) calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 16) !important;
        margin-top: calc(var(--spacing-unit) * 6);
        overflow: visible !important;
        min-height: auto !important;
    }

    .hero-summary {
        padding: 0 calc(var(--spacing-unit) * 2) !important;
    }
}

.hero-image {
    max-width: var(--max-width);
    margin: calc(var(--spacing-unit) * 6) auto 0;
    padding: 0 calc(var(--spacing-unit) * 4);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

.project-intro {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-light);
    max-width: 760px;
}

.hero-summary {
    margin: calc(var(--spacing-unit) * 5) auto 0;
    text-align: center;
    padding: 0 calc(var(--spacing-unit) * 4);
}

/* Section Styles */
.section {
    padding: calc(var(--spacing-unit) * 12) 0;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 4);
}

.section h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: calc(var(--spacing-unit) * 4);
    letter-spacing: -0.02em;
}

.section h3:first-child,
.section h4:first-child {
    margin-top: 0;
}

.section h3 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: calc(var(--spacing-unit) * 2.5);
    margin-top: calc(var(--spacing-unit) * 4);
}

.section h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.section p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.section-intro {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: calc(var(--spacing-unit) * 4);
    max-width: 700px;
}

.section-note {
    margin-top: calc(var(--spacing-unit) * 4);
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-lighter);
    max-width: 720px;
    border-left: 2px solid rgba(255, 255, 255, 0.15);
    padding-left: calc(var(--spacing-unit) * 3);
}

/* Overview Section */
.overview-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: calc(var(--spacing-unit) * 6);
    margin-top: calc(var(--spacing-unit) * 4);
}

.two-column {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 5);
    margin-top: calc(var(--spacing-unit) * 4);
}

.two-column > div {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
}

/* Secure My Future layout helpers */
.hero-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: calc(var(--spacing-unit) * 6);
    align-items: center;
}

.hero-details {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.hero-badge {
    font-size: 13px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-light);
}

.project-summary {
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-light);
    max-width: 700px;
}

.summary-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: calc(var(--spacing-unit) * 1.5);
}

.summary-list li {
    font-size: 15px;
    color: var(--text-lighter);
    letter-spacing: 0.01em;
}

.summary-list strong {
    color: var(--text-color);
    font-weight: 600;
}

.hero-mockup {
    position: relative;
}

.hero-mockup-inner {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25) 0%, rgba(8, 47, 73, 0.6) 100%);
    border-radius: var(--border-radius-lg);
    padding: calc(var(--spacing-unit) * 5);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    position: relative;
    overflow: hidden;
}

.hero-mockup-inner img {
    width: 100%;
    border-radius: var(--border-radius);
    display: block;
}

.hero-watermark {
    position: absolute;
    bottom: calc(var(--spacing-unit) * 3);
    right: calc(var(--spacing-unit) * 3);
    width: 96px;
    opacity: 0.4;
    filter: grayscale(100%);
}

.split-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 6);
    align-items: center;
    margin-top: calc(var(--spacing-unit) * 4);
}

.split-column {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2.5);
}

.split-visual img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.pain-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 4);
}

.pain-point-card {
    padding: calc(var(--spacing-unit) * 4);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
}

.pain-point-card h4 {
    margin: 0;
    font-size: 16px;
    color: var(--text-color);
    letter-spacing: -0.01em;
}

.pain-point-card p {
    margin: 0;
    font-size: 14px;
    color: var(--text-light);
}

.section-label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--text-light);
}

.research-block {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 6);
}

.cooperators-quote {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 5);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
    max-width: 600px;
}

.cooperators-logo {
    width: 140px;
    filter: grayscale(100%);
    opacity: 0.6;
}

.cooperators-quote blockquote {
    margin: 0;
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-light);
}

.data-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
}

.data-card {
    padding: calc(var(--spacing-unit) * 4);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
    text-align: center;
}

.data-card span {
    font-size: 14px;
    color: var(--text-light);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.data-card strong {
    font-size: 28px;
    color: var(--text-color);
    font-weight: 600;
}

@media (min-width: 992px) {
    .data-cards {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.highlight-list {
    list-style: none;
    margin: calc(var(--spacing-unit) * 2) 0 0;
    padding: 0;
    display: grid;
    gap: calc(var(--spacing-unit) * 2);
}

.highlight-list li {
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-light);
}

.highlight-list li strong {
    color: var(--text-color);
    font-weight: 600;
}

.research-accordion {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2.5);
    margin-top: calc(var(--spacing-unit) * 3);
}

.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.03);
    padding: calc(var(--spacing-unit) * 4) calc(var(--spacing-unit) * 5);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.accordion-item[open] {
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.06);
}

.accordion-item summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: calc(var(--spacing-unit) * 3);
    cursor: pointer;
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-color);
}

.accordion-item summary::-webkit-details-marker {
    display: none;
}

.accordion-item summary::after {
    content: "▾";
    font-size: 16px;
    transition: transform 0.3s ease;
    color: var(--text-light);
}

.accordion-item[open] summary::after {
    transform: rotate(-180deg);
}

.accordion-title {
    text-transform: none;
}

.accordion-meta {
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-light);
}

.accordion-body {
    margin-top: calc(var(--spacing-unit) * 3);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.study-glimpses {
    margin-top: calc(var(--spacing-unit) * 5);
}

.quote-switcher {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3.5);
    margin-top: calc(var(--spacing-unit) * 3);
}

.quote-controls {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 2);
}

.quote-control {
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-light);
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);
    border-radius: 999px;
    font-size: 14px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
    cursor: pointer;
}

.quote-control:hover,
.quote-control:focus {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--text-color);
}

.quote-control.active {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.35), rgba(8, 47, 73, 0.8));
    border-color: transparent;
    color: var(--text-color);
    transform: translateY(-2px);
}

.quote-panels {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.03);
    padding: calc(var(--spacing-unit) * 4);
    position: relative;
    overflow: hidden;
}

.quote-panel {
    display: none;
    animation: fadeIn 0.35s ease;
}

.quote-panel.active {
    display: block;
}

.quote-panel-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    align-items: center;
}

.quote-panel-content p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-light);
}

.quote-panel-content img {
    width: 100%;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.problem-accordion {
    display: grid;
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 3);
}

.problem-item {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4) calc(var(--spacing-unit) * 5);
    background: rgba(255, 255, 255, 0.03);
    transition: border-color 0.3s ease, background 0.3s ease;
}

.problem-item[open] {
    border-color: rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.06);
}

.problem-item summary {
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: calc(var(--spacing-unit) * 2);
    cursor: pointer;
}

.problem-item summary::-webkit-details-marker {
    display: none;
}

.problem-title {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--text-color);
}

.problem-state {
    font-size: 13px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-light);
}

.problem-item p {
    margin-top: calc(var(--spacing-unit) * 3);
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
}

.goals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.goal-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 0;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.goal-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}

.goal-card img {
    width: 100%;
    height: auto;
    display: block;
}

.goal-content {
    padding: calc(var(--spacing-unit) * 4);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
}

.goal-content h3 {
    margin: 0;
    font-size: 20px;
    letter-spacing: -0.01em;
}

.goal-content p {
    margin: 0;
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
}

.insight-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 2);
}

.insight-gallery img {
    width: 100%;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.persona-switcher {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 3);
}

.persona-controls {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 2);
}

.persona-control {
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-light);
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);
    border-radius: 999px;
    font-size: 14px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
    cursor: pointer;
}

.persona-control:hover,
.persona-control:focus {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--text-color);
}

.persona-control.active {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.35), rgba(59, 130, 246, 0.42));
    border-color: transparent;
    color: var(--text-color);
    transform: translateY(-2px);
}

.persona-panels {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.03);
    padding: calc(var(--spacing-unit) * 4);
}

.persona-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.persona-panel.active {
    display: block;
}

.persona-panel-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    align-items: center;
}

.persona-panel-content img {
    width: 100%;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.35);
}

.solution-tabs {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 3);
}

.tab-controls {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 2);
}

.tab-control {
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-light);
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);
    border-radius: 999px;
    font-size: 14px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease, transform 0.3s ease;
}

.tab-control:hover,
.tab-control:focus {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--text-color);
}

.tab-control.active {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.35), rgba(59, 130, 246, 0.4));
    border-color: transparent;
    color: var(--text-color);
    transform: translateY(-2px);
}

.tab-panels {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: rgba(255, 255, 255, 0.03);
    padding: calc(var(--spacing-unit) * 4);
}

.tab-panel {
    display: none;
    animation: fadeIn 0.35s ease;
}

.tab-panel.active {
    display: block;
}

.tab-panel-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    align-items: center;
}

.tab-panel-content img {
    width: 100%;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.gallery-scroller {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(240px, 360px);
    gap: calc(var(--spacing-unit) * 3);
    overflow-x: auto;
    padding: calc(var(--spacing-unit) * 2) 0;
    scroll-snap-type: x mandatory;
}

.gallery-scroller img {
    width: 100%;
    border-radius: var(--border-radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.35);
    scroll-snap-align: start;
}

@media (max-width: 768px) {
    .tab-panel-content,
    .persona-panel-content {
        grid-template-columns: 1fr;
    }

    .tab-controls,
    .persona-controls {
        gap: calc(var(--spacing-unit) * 1.5);
    }

    .gallery-scroller {
        grid-auto-columns: minmax(240px, 80%);
    }
}

.research-phase {
    margin-top: calc(var(--spacing-unit) * 6);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 4);
}

.persona-scroller {
    display: flex;
    gap: calc(var(--spacing-unit) * 4);
    overflow-x: auto;
    padding-bottom: calc(var(--spacing-unit) * 2);
    scrollbar-width: thin;
}

.persona-card.persona-inline {
    min-width: 240px;
}

.venn-diagram {
    position: relative;
    width: 320px;
    height: 200px;
    margin: 0 auto;
}

.venn-circle {
    position: absolute;
    top: 20px;
    width: 210px;
    height: 210px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--spacing-unit) * 4);
    font-size: 14px;
    color: var(--text-light);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.venn-circle.left {
    left: 0;
    background: rgba(59, 130, 246, 0.18);
}

.venn-circle.right {
    right: 0;
    background: rgba(139, 92, 246, 0.18);
}

.venn-overlap {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -55%);
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(var(--spacing-unit) * 3);
    color: var(--text-color);
    font-weight: 600;
}

.opportunity-flow {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: calc(var(--spacing-unit) * 3);
    margin-top: calc(var(--spacing-unit) * 5);
}

.flow-node {
    padding: calc(var(--spacing-unit) * 4);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    max-width: 220px;
    text-align: center;
    font-size: 15px;
    color: var(--text-light);
}

.flow-arrow {
    font-size: 24px;
    color: var(--text-light);
}

.opportunity-quote {
    margin-top: calc(var(--spacing-unit) * 5);
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-light);
    text-align: center;
}

.solution-steps {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 6);
}

.solution-step {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.solution-step img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 16px 50px rgba(0, 0, 0, 0.35);
}

.solution-caption {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
    max-width: 720px;
}

.solution-caption h3 {
    margin: 0;
    font-size: 22px;
    letter-spacing: -0.01em;
}

.design-system-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.design-system-card {
    padding: calc(var(--spacing-unit) * 4);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.swatch-row {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
}

.swatch {
    width: 64px;
    height: 64px;
    border-radius: var(--border-radius-sm);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.swatch-primary {
    background: #1d4ed8;
}

.swatch-secondary {
    background: #0f172a;
}

.swatch-accent {
    background: #38bdf8;
}

.swatch-neutral {
    background: #f8fafc;
}

.swatch-soft {
    background: rgba(59, 130, 246, 0.2);
}

.typography-block h4 {
    margin: 0;
}

.icon-row {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
    flex-wrap: wrap;
}

.icon-token {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.04);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: var(--text-light);
}

.ui-elements {
    display: grid;
    gap: calc(var(--spacing-unit) * 2.5);
}

.ui-chip,
.ui-button,
.ui-input {
    border-radius: var(--border-radius-sm);
    padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 3);
    font-size: 14px;
    letter-spacing: 0.02em;
}

.ui-chip {
    background: rgba(56, 189, 248, 0.2);
    color: #38bdf8;
}

.ui-button {
    background: #1d4ed8;
    color: var(--primary-color);
    text-align: center;
}

.ui-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
}

.testing-summary {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2.5);
}

.quote-stack {
    display: grid;
    gap: calc(var(--spacing-unit) * 2.5);
}

.quote-card {
    padding: calc(var(--spacing-unit) * 3.5);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-light);
}

.testing-metrics {
    margin-top: calc(var(--spacing-unit) * 4);
    display: grid;
    gap: calc(var(--spacing-unit) * 3);
}

.metric-row {
    display: grid;
    gap: calc(var(--spacing-unit) * 1.5);
}

.metric-row span {
    font-size: 14px;
    color: var(--text-light);
}

.metric-bar {
    position: relative;
    height: 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    overflow: hidden;
}

.metric-bar-fill {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    background: linear-gradient(90deg, #38bdf8 0%, #1d4ed8 100%);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    align-items: start;
}

.impact-highlights {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
    font-size: 15px;
    color: var(--text-light);
}

.impact-highlights ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: calc(var(--spacing-unit) * 1.5);
}

.impact-highlights li::before {
    content: '•';
    margin-right: calc(var(--spacing-unit) * 1.5);
    color: #38bdf8;
}

.overview-stats {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.stat-card {
    background-color: var(--bg-light);
    padding: calc(var(--spacing-unit) * 5);
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-unit);
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
}

/* Research Section */
.research-phase {
    margin-bottom: calc(var(--spacing-unit) * 8);
}

.research-findings {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.finding {
    padding: calc(var(--spacing-unit) * 5);
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.finding:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.persona-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.persona-card {
    background-color: var(--bg-light);
    padding: calc(var(--spacing-unit) * 5);
    border-radius: var(--border-radius);
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.persona-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.persona-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: var(--text-light);
    margin: 0 auto calc(var(--spacing-unit) * 3);
}

.persona-title {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.persona-bio {
    font-size: 14px;
    line-height: 1.6;
}

.competitor-comparison {
    margin-top: calc(var(--spacing-unit) * 4);
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--bg-dark);
}

th, td {
    padding: calc(var(--spacing-unit) * 3);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    font-weight: 600;
    background-color: var(--bg-light);
}

/* Design Process Section */
.process-phase {
    margin-bottom: calc(var(--spacing-unit) * 8);
}

.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.image-gallery img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.image-gallery img:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.user-flow-diagram,
.prototype-showcase {
    margin-top: calc(var(--spacing-unit) * 4);
}

.user-flow-diagram img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.prototype-frame {
    background-color: var(--bg-light);
    padding: calc(var(--spacing-unit) * 3);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.prototype-frame:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.prototype-frame img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
}

/* Final Design Section */
.section-intro {
    font-size: 18px;
    margin-bottom: calc(var(--spacing-unit) * 6);
}

.design-showcase {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 8);
    margin-top: calc(var(--spacing-unit) * 4);
}

.design-screen {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--spacing-unit) * 6);
    align-items: center;
}

.design-screen:nth-child(even) {
    direction: rtl;
}

.design-screen:nth-child(even) > * {
    direction: ltr;
}

.design-screen img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.design-caption {
    padding: calc(var(--spacing-unit) * 3);
}

.design-caption h4 {
    margin-bottom: calc(var(--spacing-unit) * 2);
    margin-top: 0;
}

.design-caption p {
    margin-bottom: 0;
}

/* Key Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.feature-card {
    padding: calc(var(--spacing-unit) * 5);
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.feature-card h3 {
    margin-bottom: calc(var(--spacing-unit) * 2);
    margin-top: 0;
}

/* Design System Section */
.design-system-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 6);
    margin-top: calc(var(--spacing-unit) * 4);
}

.color-palette {
    display: flex;
    gap: calc(var(--spacing-unit) * 2);
    margin-top: calc(var(--spacing-unit) * 3);
}

.color-swatch {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.typography-sample {
    margin-top: calc(var(--spacing-unit) * 3);
}

.type-sample {
    margin-bottom: calc(var(--spacing-unit) * 2);
}

/* Lessons Learned Section */
.lessons-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 4);
}

.lesson {
    padding: calc(var(--spacing-unit) * 5);
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.lesson:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.lesson h3 {
    margin-top: 0;
}

/* Project Navigation */
.project-navigation {
    padding: calc(var(--spacing-unit) * 8) calc(var(--spacing-unit) * 3);
    background-color: var(--bg-dark);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.nav-projects {
    display: flex;
    justify-content: space-between;
    max-width: var(--max-width);
    margin: 0 auto;
}

.nav-projects a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 16px;
    font-weight: 600;
    transition: color 0.3s ease;
}

.nav-projects a:hover {
    color: var(--text-light);
}

/* Footer */
.footer {
    padding: calc(var(--spacing-unit) * 10) 0;
    margin-top: calc(var(--spacing-unit) * 12);
    border-top: 1px solid var(--border-color);
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 4);
    margin-bottom: calc(var(--spacing-unit) * 6);
}

.footer-location {
    font-size: 14px;
    color: var(--text-light);
    text-transform: lowercase;
}

.footer-contact {
    display: flex;
    gap: calc(var(--spacing-unit) * 6);
    flex-wrap: wrap;
}

.footer-contact-link {
    font-size: 14px;
    color: var(--text-color);
    text-decoration: none;
    text-transform: lowercase;
    transition: opacity 0.3s ease;
}

.footer-contact-link:hover {
    opacity: 0.6;
}

.footer-bottom {
    text-align: center;
}

.footer-tagline {
    font-size: clamp(24px, 3.5vw, 40px);
    font-weight: 400;
    color: var(--text-color);
    letter-spacing: -0.02em;
    line-height: 1.3;
}

/* Responsive Design */

/* Large Desktop (1440px and up) */
@media (min-width: 1440px) {
    .hero {
        margin: calc(var(--spacing-unit) * 6) calc(var(--spacing-unit) * 5);
    }

    .section {
        padding: calc(var(--spacing-unit) * 12) calc(var(--spacing-unit) * 5);
    }
}

/* Desktop (1024px - 1439px) */
@media (min-width: 1024px) and (max-width: 1439px) {
    .hero {
        margin: calc(var(--spacing-unit) * 5) calc(var(--spacing-unit) * 4);
    }

    .section {
        padding: calc(var(--spacing-unit) * 10) calc(var(--spacing-unit) * 4);
    }
}

/* Tablet (768px - 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
    .hero {
        margin: calc(var(--spacing-unit) * 4) calc(var(--spacing-unit) * 3);
        padding: calc(var(--spacing-unit) * 8) calc(var(--spacing-unit) * 3);
    }

    .section {
        padding: calc(var(--spacing-unit) * 8) calc(var(--spacing-unit) * 3);
    }

    .overview-content {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 4);
    }

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

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

/* Mobile (481px - 767px) */
@media (max-width: 767px) {
    .hero {
        margin: calc(var(--spacing-unit) * 3) calc(var(--spacing-unit) * 2);
        padding: calc(var(--spacing-unit) * 6) calc(var(--spacing-unit) * 2);
        border-radius: var(--border-radius);
    }

    .hero-content {
        gap: calc(var(--spacing-unit) * 2);
    }

    .project-title {
        font-size: clamp(28px, 7vw, 40px);
    }

    .project-subtitle {
        font-size: clamp(16px, 4vw, 20px);
    }

    .project-meta {
        flex-direction: column;
        gap: calc(var(--spacing-unit) * 2);
        align-items: flex-start;
    }

    .project-intro {
        font-size: clamp(16px, 4vw, 18px);
    }

    .overview-content {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 4);
    }

    .overview-stats {
        flex-direction: row;
        flex-wrap: wrap;
        gap: calc(var(--spacing-unit) * 2);
    }

    .stat-card {
        flex: 1 1 calc(50% - var(--spacing-unit));
        min-width: 120px;
    }

    .research-findings {
        grid-template-columns: 1fr;
    }

    .persona-grid {
        grid-template-columns: 1fr;
    }

    .image-gallery {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .lessons-content {
        grid-template-columns: 1fr;
    }

    .design-screen {
        grid-template-columns: 1fr;
    }

    .design-screen:nth-child(even) {
        direction: ltr;
    }

    .section {
        padding: calc(var(--spacing-unit) * 6) calc(var(--spacing-unit) * 2);
    }

    .two-column {
        margin-top: calc(var(--spacing-unit) * 4);
        gap: calc(var(--spacing-unit) * 4);
    }

    .section-note {
        font-size: 14px;
    }

    .section h2 {
        font-size: clamp(24px, 6vw, 36px);
    }

    .section h3 {
        font-size: clamp(20px, 5vw, 28px);
    }

    .section h4 {
        font-size: clamp(18px, 4.5vw, 22px);
    }

    .hero-image {
        border-radius: var(--border-radius);
    }

    .prototype-frame {
        padding: calc(var(--spacing-unit) * 2);
    }

    .nav-projects {
        flex-direction: column;
        gap: calc(var(--spacing-unit) * 3);
        align-items: center;
    }

    .nav-projects a {
        font-size: 14px;
        padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
        min-height: 44px;
        display: flex;
        align-items: center;
    }
}

/* Small Mobile (max-width: 480px) */
@media (max-width: 480px) {
    .hero {
        margin: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 1.5);
        padding: calc(var(--spacing-unit) * 5) calc(var(--spacing-unit) * 2);
        border-radius: var(--border-radius-sm);
    }

    .project-title {
        font-size: clamp(24px, 6vw, 32px);
        line-height: 1.2;
    }

    .project-subtitle {
        font-size: clamp(14px, 3.5vw, 18px);
    }

    .meta-item {
        font-size: 13px;
    }

    .section {
        padding: calc(var(--spacing-unit) * 5) calc(var(--spacing-unit) * 2);
    }

    .section h2 {
        font-size: clamp(22px, 5.5vw, 28px);
        margin-bottom: calc(var(--spacing-unit) * 4);
    }

    .section h3 {
        font-size: clamp(18px, 4.5vw, 24px);
        margin-top: calc(var(--spacing-unit) * 4);
    }

    .stat-number {
        font-size: 36px;
    }

    .stat-label {
        font-size: 12px;
    }

    .stat-card {
        padding: calc(var(--spacing-unit) * 3);
    }

    .finding,
    .persona-card,
    .feature-card,
    .lesson {
        padding: calc(var(--spacing-unit) * 3);
    }

    .image-gallery img {
        border-radius: var(--border-radius-sm);
    }

    .table {
        font-size: 12px;
    }

    th, td {
        padding: calc(var(--spacing-unit) * 2);
    }

    .project-navigation {
        padding: calc(var(--spacing-unit) * 6) calc(var(--spacing-unit) * 2);
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .stat-card:hover,
    .finding:hover,
    .persona-card:hover,
    .feature-card:hover,
    .lesson:hover,
    .prototype-frame:hover {
        transform: none;
    }

    /* Ensure touch targets are adequate */
    .nav-projects a,
    .footer-contact-link {
        min-height: 44px;
        min-width: 44px;
    }
}

/* Landscape mobile */
@media (max-width: 767px) and (orientation: landscape) {
    .hero {
        padding: calc(var(--spacing-unit) * 4) calc(var(--spacing-unit) * 3);
    }

    .section {
        padding: calc(var(--spacing-unit) * 5) calc(var(--spacing-unit) * 3);
    }
}


/* ==================================
   Resonate-specific Styles
   ================================== */

/* Problem cards grid */
.problem-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 5);
}

.problem-card {
    padding: calc(var(--spacing-unit) * 5);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.problem-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.15);
}

.problem-icon {
    font-size: 40px;
    margin-bottom: calc(var(--spacing-unit) * 3);
    display: block;
}

.problem-card h3 {
    margin: 0 0 calc(var(--spacing-unit) * 2) 0;
    font-size: 20px;
    color: var(--text-color);
}

.problem-stat {
    font-size: 14px;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: calc(var(--spacing-unit) * 2);
    display: block;
}

.problem-card p:last-child {
    margin: 0;
    color: var(--text-lighter);
    line-height: 1.7;
}

/* Insight cards interactive */
.insight-cards-interactive {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: calc(var(--spacing-unit) * 5);
    margin-top: calc(var(--spacing-unit) * 5);
}

.insight-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 5);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.insight-card:hover {
    transform: scale(1.02);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.2);
}

.insight-header {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 2);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.insight-icon {
    font-size: 32px;
}

.insight-card h3 {
    margin: 0;
    font-size: 18px;
}

.insight-card blockquote {
    margin: 0 0 calc(var(--spacing-unit) * 4) 0;
    padding: 0;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-light);
    font-style: italic;
}

.insight-card img {
    width: 100%;
    border-radius: var(--border-radius-sm);
    margin-top: calc(var(--spacing-unit) * 2);
}

/* Research artifacts */
.artifact-showcase {
    display: grid;
    gap: calc(var(--spacing-unit) * 6);
    margin-top: calc(var(--spacing-unit) * 5);
}

.artifact-item {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.artifact-item img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.artifact-caption h3 {
    margin: 0 0 calc(var(--spacing-unit) * 2) 0;
    font-size: 20px;
}

.artifact-caption p {
    margin: 0;
    color: var(--text-light);
}

/* Tab panel visual layout */
.tab-panel-visual {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: calc(var(--spacing-unit) * 6);
    align-items: center;
}

.tab-panel-visual img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.tab-panel-detail h3 {
    margin: 0 0 calc(var(--spacing-unit) * 2) 0;
    font-size: 22px;
}

.tab-panel-detail p {
    margin: 0 0 calc(var(--spacing-unit) * 3) 0;
    color: var(--text-light);
}

/* Walkthrough steps */
.walkthrough-steps {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 10);
    margin-top: calc(var(--spacing-unit) * 6);
}

.walkthrough-step {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: calc(var(--spacing-unit) * 8);
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 calc(var(--spacing-unit) * 4);
}

.walkthrough-step-reverse {
    direction: rtl;
}

.walkthrough-step-reverse > * {
    direction: ltr;
}

.step-visual img {
    width: 100%;
    border-radius: var(--border-radius-lg);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.step-detail {
    position: relative;
}

.step-number {
    font-size: 64px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.08);
    line-height: 1;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.step-detail h3 {
    margin: 0 0 calc(var(--spacing-unit) * 2) 0;
    font-size: 28px;
}

.step-detail p {
    margin: 0;
    color: var(--text-light);
    line-height: 1.8;
}

/* Gallery grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: calc(var(--spacing-unit) * 5);
    margin-top: calc(var(--spacing-unit) * 5);
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item:hover {
    transform: translateY(-6px);
}

.gallery-item img {
    width: 100%;
    display: block;
    border-radius: var(--border-radius-sm);
}

.gallery-caption {
    margin-top: calc(var(--spacing-unit) * 2);
    font-size: 14px;
    color: var(--text-light);
    text-align: center;
}

/* Responsive adjustments */
@media (max-width: 900px) {
    .tab-panel-visual,
    .walkthrough-step {
        grid-template-columns: 1fr;
        gap: calc(var(--spacing-unit) * 4);
    }

    .walkthrough-step-reverse {
        direction: ltr;
    }

    .step-number {
        font-size: 48px;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }
}

@media (max-width: 600px) {
    .insight-cards-interactive,
    .problem-cards-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

/* Prototype embed section */
.prototype-container {
    margin-top: calc(var(--spacing-unit) * 5);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    position: relative;
}

.prototype-container img {
    width: 100%;
    display: block;
}

.prototype-note {
    padding: calc(var(--spacing-unit) * 4);
    text-align: center;
    font-size: 14px;
    color: var(--text-light);
    font-style: italic;
}

/* Design System Section */
.design-system-grid {
    display: grid;
    gap: calc(var(--spacing-unit) * 6);
    margin-top: calc(var(--spacing-unit) * 5);
}

.system-component {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: calc(var(--spacing-unit) * 5);
    align-items: center;
}

.system-component:nth-child(even) {
    direction: rtl;
}

.system-component:nth-child(even) > * {
    direction: ltr;
}

.component-preview {
    border-radius: var(--border-radius);
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
}

.component-preview img {
    width: 100%;
    display: block;
}

.component-detail h3 {
    margin: 0 0 calc(var(--spacing-unit) * 2) 0;
    font-size: 22px;
}

.component-detail p {
    margin: 0;
    color: var(--text-light);
    line-height: 1.7;
}

/* Testing signals section */
.testing-results {
    display: grid;
    gap: calc(var(--spacing-unit) * 6);
    margin-top: calc(var(--spacing-unit) * 5);
}

.test-badge {
    display: inline-flex;
    align-items: center;
    padding: calc(var(--spacing-unit) * 1.5) calc(var(--spacing-unit) * 3);
    background: linear-gradient(135deg, rgba(76, 175, 80, 0.15) 0%, rgba(76, 175, 80, 0.05) 100%);
    border: 1px solid rgba(76, 175, 80, 0.3);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 600;
    color: rgba(76, 175, 80, 1);
    margin-bottom: calc(var(--spacing-unit) * 4);
}

.test-badge-iterate {
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.15) 0%, rgba(33, 150, 243, 0.05) 100%);
    border-color: rgba(33, 150, 243, 0.3);
    color: rgba(33, 150, 243, 1);
}

.test-insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
}

.test-insight {
    padding: calc(var(--spacing-unit) * 4);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.test-insight:hover {
    transform: translateY(-2px);
    border-color: rgba(255, 255, 255, 0.15);
}

.insight-icon-badge {
    font-size: 32px;
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.test-insight h4 {
    margin: 0 0 calc(var(--spacing-unit) * 2) 0;
    font-size: 16px;
    color: var(--text-color);
}

.test-insight p {
    margin: 0;
    font-size: 14px;
    color: var(--text-light);
    font-style: italic;
    line-height: 1.6;
}

.test-improvements {
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 3);
}

.improvement-item {
    display: flex;
    align-items: flex-start;
    gap: calc(var(--spacing-unit) * 3);
    padding: calc(var(--spacing-unit) * 3);
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid rgba(33, 150, 243, 0.5);
    border-radius: var(--border-radius-sm);
}

.improvement-number {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(33, 150, 243, 0.15);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 600;
    color: rgba(33, 150, 243, 1);
}

.improvement-item p {
    margin: 0;
    color: var(--text-light);
    line-height: 1.7;
}

/* Impact showcase */
.impact-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 5);
    margin-top: calc(var(--spacing-unit) * 5);
}

.impact-card {
    padding: calc(var(--spacing-unit) * 6);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.impact-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.15);
}

.impact-visual {
    display: flex;
    align-items: center;
    gap: calc(var(--spacing-unit) * 3);
    margin-bottom: calc(var(--spacing-unit) * 3);
}

.metric-icon {
    font-size: 48px;
}

.metric-value {
    font-size: 56px;
    font-weight: 700;
    background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.impact-label {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: calc(var(--spacing-unit) * 2);
}

.impact-context {
    margin: 0;
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.impact-secondary {
    display: flex;
    flex-wrap: wrap;
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 5);
    padding-top: calc(var(--spacing-unit) * 5);
    border-top: 1px solid var(--border-color);
}

.secondary-stat {
    font-size: 14px;
    color: var(--text-light);
}

.secondary-stat strong {
    color: var(--text-color);
    font-weight: 600;
}

/* Reflection cards */
.reflection-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 5);
}

.reflection-card {
    padding: calc(var(--spacing-unit) * 5);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.reflection-card:hover {
    transform: scale(1.03);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
    border-color: rgba(255, 255, 255, 0.2);
}

.reflection-icon {
    font-size: 40px;
    margin-bottom: calc(var(--spacing-unit) * 3);
    display: block;
}

.reflection-card h3 {
    margin: 0 0 calc(var(--spacing-unit) * 2) 0;
    font-size: 18px;
    color: var(--text-color);
}

.reflection-card p {
    margin: 0;
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* Responsive adjustments for new sections */
@media (max-width: 900px) {
    .system-component {
        grid-template-columns: 1fr;
    }

    .system-component:nth-child(even) {
        direction: ltr;
    }

    .impact-metrics {
        grid-template-columns: 1fr;
    }

    .metric-value {
        font-size: 48px;
    }
}

@media (max-width: 600px) {
    .test-insights-grid {
        grid-template-columns: 1fr;
    }

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

    .metric-value {
        font-size: 40px;
    }

    .metric-icon {
        font-size: 36px;
    }
}

/* Design System Enhanced */
.design-system-showcase-enhanced {
    margin-top: calc(var(--spacing-unit) * 5);
}

.system-hero {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    margin-bottom: calc(var(--spacing-unit) * 6);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.system-hero img {
    width: 100%;
    display: block;
}

.system-hero-label {
    position: absolute;
    bottom: calc(var(--spacing-unit) * 3);
    left: calc(var(--spacing-unit) * 4);
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(12px);
    padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 3);
    border-radius: calc(var(--border-radius) * 2);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-color);
}

.system-details-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: calc(var(--spacing-unit) * 4);
}

.system-detail-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: calc(var(--spacing-unit) * 4);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    gap: calc(var(--spacing-unit) * 2);
}

.system-detail-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
    border-color: rgba(255, 255, 255, 0.15);
}

.detail-icon {
    font-size: 36px;
}

.system-detail-card h3 {
    margin: 0;
    font-size: 18px;
    color: var(--text-color);
}

.system-detail-card p {
    margin: 0;
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
    flex-grow: 1;
}

.system-detail-card img {
    width: 100%;
    border-radius: var(--border-radius-sm);
    margin-top: calc(var(--spacing-unit) * 2);
}

/* Reflection cards - force 3x2 grid */
.reflection-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: calc(var(--spacing-unit) * 4);
    margin-top: calc(var(--spacing-unit) * 5);
}

/* Responsive for design system and reflection */
@media (max-width: 1100px) {
    .system-details-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .reflection-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 700px) {
    .system-details-grid {
        grid-template-columns: 1fr;
    }
    
    .reflection-cards {
        grid-template-columns: 1fr;
    }
}