@import url('https://fonts.googleapis.com/css2?family=Encode+Sans:wght@100;200;300;400;500;600;700;800;900&display=swap');

:root {
    --primary-green: #2E7D32;
    --primary-green-rgb: 46, 125, 50;
    --primary-blue: #1565C0;
    --primary-blue-rgb: 21, 101, 192;
    --accent-orange: #FF6F00;
    --accent-orange-rgb: 255, 111, 0;
    
    --bg-light: #FFFFFF;
    --bg-offset: #F4F6F9;
    --bg-dark: #0B192C;
    --bg-dark-rgb: 11, 25, 44;
    
    --text-dark: #1E2022;
    --text-muted: #677788;
    --text-light: #FFFFFF;
    --text-light-muted: rgba(255, 255, 255, 0.7);
    
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-bg-dark: rgba(15, 32, 67, 0.7);
    --glass-border: rgba(255, 255, 255, 0.25);
    --glass-border-dark: rgba(255, 255, 255, 0.1);
    
    --font-serif: 'Encode Sans', sans-serif;
    --font-sans: 'Encode Sans', sans-serif;
    
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-quick: all 0.2s ease;
    
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 20px 40px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 25px rgba(21, 101, 192, 0.4);
    
    --container-width: 1200px;
    --container-narrow: 800px;
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Scroll progress bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(to right, var(--primary-green), var(--primary-blue), var(--accent-orange));
    width: 0%;
    z-index: 1000;
    transition: width 0.1s ease-out;
}

/* Layout & Containers */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2;
}

.container-narrow {
    max-width: var(--container-narrow);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 2;
}

/* Typography & Headers */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
}

.section-title-wrapper {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-number {
    display: none; /* Loại bỏ dòng SECTION 1, 2, 3 */
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    font-weight: 700;
    position: relative;
    display: inline-block;
    max-width: 800px;
    margin: 0 auto;
    text-wrap: balance;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    margin: 20px auto 0 auto;
    border-radius: 2px;
}

/* Article content styling */
.article-text {
    font-size: 1.15rem;
    color: var(--text-dark);
    margin-bottom: 24px;
    text-align: justify;
    opacity: 0.95;
    text-wrap: pretty; /* Loại bỏ tình trạng rớt dòng 1 chữ */
}

/* Chỉ hiển thị chữ đầu to ở khổ đầu tiên của mỗi phần lớn (editorial-content) */
.editorial-content > .article-text:first-of-type::first-letter {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 800;
    float: left;
    margin-right: 12px;
    line-height: 1;
    color: var(--primary-green);
}

.section-2 .editorial-content > .article-text:first-of-type::first-letter {
    color: var(--primary-blue);
}

.section-3 .editorial-content > .article-text:first-of-type::first-letter {
    color: var(--primary-blue);
}

/* Animation utilities for Intersection Observer */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-smooth);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition-smooth);
}

.reveal-left.active {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: var(--transition-smooth);
}

.reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* HERO SECTION */
.hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0A1B10 0%, #081121 50%, #170C03 100%);
    color: var(--text-light);
    overflow: hidden;
    padding: 80px 0;
}

.hero-bg-graphic {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.15;
    pointer-events: none;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
    padding: 0 40px;
}

.hero-tag {
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent-orange);
    margin-bottom: 20px;
    animation: fadeInDown 1s ease-out;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 3.5rem; /* Giảm cỡ chữ chút cho cân đối vì title giờ dài */
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 30px;
    line-height: 1.25;
    background: linear-gradient(to right, #A5D6A7, #90CAF9, #FFCC80);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 1s ease-out 0.2s both;
    max-width: 1000px;
    text-wrap: balance;
}

.hero-subtitle {
    display: none; /* Đã gộp vào title chính nên ẩn subtitle phụ */
}

.lead-card {
    background: var(--glass-bg-dark);
    border: 1px solid var(--glass-border-dark);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 40px;
    border-radius: 20px;
    max-width: 900px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
    margin-top: 20px;
    text-align: left;
    position: relative;
    animation: fadeInUp 1.2s ease-out 0.6s both;
}

.lead-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary-green), var(--primary-blue), var(--accent-orange));
    border-radius: 20px 0 0 20px;
}

.lead-text {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--text-light-muted);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    text-wrap: pretty;
}

.lead-text p {
    margin-bottom: 15px;
}
.lead-text p:last-child {
    margin-bottom: 0;
}

.scroll-indicator {
    display: none; /* Loại bỏ dòng "cuộn để khám phá" */
}

/* SECTION STRUCTURES */
.section-main {
    padding: 100px 0;
    position: relative;
}

.section-1 {
    background-color: var(--bg-light);
    --section-color: var(--primary-green);
}

.section-1 .section-title::after {
    background-color: var(--primary-green);
}

.section-2 {
    background-color: var(--bg-offset);
    --section-color: var(--primary-blue);
}

.section-2 .section-title::after {
    background-color: var(--primary-blue);
}

.section-3 {
    background-color: var(--bg-light);
    --section-color: var(--primary-blue);
}

.section-3 .section-title::after {
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-orange));
}

/* Two Column Editorial Layout */
.editorial-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.editorial-grid.reverse {
    grid-template-columns: 0.9fr 1.1fr;
}

.editorial-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.visual-holder {
    background: linear-gradient(145deg, #f0f4f1, #ffffff);
    border-radius: 24px;
    padding: 30px;
    box-shadow: var(--shadow-medium);
    border: 1px solid rgba(0,0,0,0.03);
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.section-2 .visual-holder {
    background: linear-gradient(145deg, #eef3f9, #ffffff);
}

.section-3 .visual-holder {
    background: linear-gradient(145deg, #f7f9f6, #ffffff);
}

/* Glass Card */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

/* INFOGRAPHICS & VISUALS */

/* 1. SVG Au Viet Farm Visual */
.auvietfarm-svg-container {
    width: 100%;
    max-width: 450px;
    height: auto;
}

.auvietfarm-item {
    transition: var(--transition-quick);
    cursor: pointer;
}

.auvietfarm-item:hover {
    filter: drop-shadow(0px 8px 8px rgba(46, 125, 50, 0.25));
    transform: translateY(-4px);
}

/* 2. Timeline Ngang (Infographic 1) - Tái cấu trúc không absolute label */
.timeline-section {
    margin: 80px 0;
    padding: 40px;
    background: var(--bg-offset);
    border-radius: 30px;
    border: 1px solid rgba(0,0,0,0.05);
}

.timeline-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-green);
}

.timeline-horizontal {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center; /* Căn giữa các node timeline */
    padding: 80px 0; /* Tăng padding để có không gian so le */
    min-height: 240px;
}

.timeline-line-bg {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 6%;
    right: 6%;
    height: 4px;
    background: #E0E0E0;
    border-radius: 2px;
    z-index: 1;
}

.timeline-line-progress {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 6%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green), #81C784);
    width: 0%; /* controlled by JS scroll */
    border-radius: 2px;
    z-index: 2;
    transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.timeline-step {
    position: relative;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    z-index: 3;
}

.timeline-node {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #FFFFFF;
    border: 4px solid #E0E0E0;
    z-index: 3;
    transition: all 0.4s ease;
    margin-bottom: 0; /* Không dùng margin bottom */
}

.timeline-step.active .timeline-node {
    background: var(--primary-green);
    border-color: #A5D6A7;
    box-shadow: 0 0 15px rgba(46, 125, 50, 0.5);
    transform: scale(1.25);
}

.timeline-step-label {
    position: absolute;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
    width: 145px;
    max-width: 145px;
    opacity: 0.5;
    transition: var(--transition-smooth);
    white-space: normal;
    word-wrap: break-word;
    line-height: 1.4;
}

/* Hiển thị so le: Lẻ ở dưới, Chẵn ở trên */
.timeline-step:nth-child(odd) .timeline-step-label {
    top: 35px;
}

.timeline-step:nth-child(even) .timeline-step-label {
    bottom: 35px;
}

.timeline-step.active .timeline-step-label {
    opacity: 1;
    color: var(--primary-green);
    font-weight: 700;
}

/* 3. Infographic Vòng tròn Giá trị xã hội (Infographic 2) */
.circle-infographic {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 80px 0;
    position: relative;
    min-height: 450px;
}

.circle-svg-wrapper {
    width: 100%;
    max-width: 600px;
    position: relative;
}

.social-node-card {
    position: absolute;
    padding: 16px 20px;
    border-radius: 16px;
    box-shadow: var(--shadow-medium);
    width: 200px;
    font-size: 0.9rem;
    font-weight: 500;
    text-align: center;
    transition: var(--transition-smooth);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

.social-node-card:hover {
    transform: scale(1.05) translateY(-5px);
    border-color: var(--primary-green);
}

.social-node-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, var(--primary-green), #1B5E20);
    color: var(--text-light);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
    box-shadow: 0 10px 30px rgba(46, 125, 50, 0.4);
    z-index: 5;
    padding: 20px;
    border: 3px solid rgba(255, 255, 255, 0.2);
}

/* 4. Infographic So sánh 2 cột (Infographic 3) */
.compare-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin: 60px 0;
}

.compare-col {
    border-radius: 24px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0,0,0,0.03);
}

.compare-old {
    background: linear-gradient(135deg, #F5F5F5 0%, #EEEEEE 100%);
    border-top: 5px solid #9E9E9E;
}

.compare-new {
    background: linear-gradient(135deg, #E8F5E9 0%, #C8E6C9 100%);
    border-top: 5px solid var(--primary-green);
}

.compare-header {
    display: flex;
    align-items: center;
    margin-bottom: 24px;
}

.compare-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-right: 16px;
    box-shadow: var(--shadow-soft);
}

.compare-old .compare-icon {
    background-color: #BDBDBD;
    color: #616161;
}

.compare-new .compare-icon {
    background-color: var(--primary-green);
    color: #FFFFFF;
}

.compare-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-dark);
}

.compare-body {
    font-size: 1.1rem;
    color: var(--text-dark);
}

.compare-tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 24px;
}

.compare-tag {
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    background: rgba(255,255,255,0.7);
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: var(--shadow-soft);
}

.compare-new .compare-tag {
    color: var(--primary-green);
    border-color: rgba(46, 125, 50, 0.2);
}

/* 5. Khối Nhấn Mạnh (Quote Block) */
.quote-highlight {
    margin: 80px 0;
    background: linear-gradient(135deg, rgba(46, 125, 50, 0.05) 0%, rgba(21, 101, 192, 0.05) 100%);
    border-radius: 30px;
    padding: 60px 50px;
    text-align: center;
    position: relative;
    border: 1px solid rgba(0,0,0,0.05);
    box-shadow: var(--shadow-soft);
}

.quote-highlight::before {
    content: '“';
    font-family: var(--font-serif);
    font-size: 8rem;
    color: rgba(46, 125, 50, 0.15);
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    line-height: 1;
}

.quote-text {
    font-family: var(--font-serif);
    font-size: 1.85rem;
    font-weight: 600;
    line-height: 1.5;
    color: var(--text-dark);
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    text-wrap: pretty;
}

/* 6. Section 2 Map & Connections */
.map-visual-container {
    width: 100%;
    max-width: 500px;
    height: auto;
    position: relative;
}

.pulse-line {
    stroke-dasharray: 8;
    animation: dash 30s linear infinite;
}

@keyframes dash {
    to {
        stroke-dashoffset: -1000;
    }
}

.pulse-dot {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        r: 3px;
        opacity: 1;
    }
    100% {
        r: 12px;
        opacity: 0;
    }
}

/* 7. Infographic Hệ sinh thái Truy xuất nguồn gốc (Infographic Trung tâm) */
.traceability-network {
    margin: 80px 0;
    background: var(--bg-dark);
    color: var(--text-light);
    border-radius: 30px;
    padding: 60px 40px;
    border: 1px solid var(--glass-border-dark);
    box-shadow: 0 30px 60px rgba(11, 25, 44, 0.25);
    position: relative;
    overflow: hidden;
}

.traceability-bg-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    z-index: 1;
}

.traceability-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    text-align: center;
    margin-bottom: 60px;
    color: #FFFFFF;
    position: relative;
    z-index: 2;
}

.traceability-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.traceability-side {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.traceability-side-left {
    align-items: flex-end;
    text-align: right;
}

.traceability-side-right {
    align-items: flex-start;
    text-align: left;
}

.traceability-node-card {
    background: var(--glass-bg-dark);
    border: 1px solid var(--glass-border-dark);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 20px 24px;
    width: 280px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition-smooth);
}

.traceability-side-left .traceability-node-card {
    flex-direction: row-reverse;
}

.traceability-node-card:hover {
    border-color: var(--primary-blue);
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.traceability-node-icon {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(21, 101, 192, 0.2);
    border: 1px solid rgba(21, 101, 192, 0.4);
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    color: var(--primary-blue);
}

.traceability-node-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-light-muted);
}

.traceability-node-card:hover .traceability-node-text {
    color: #FFFFFF;
}

.traceability-center-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.traceability-center-circle {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, #1E88E5 0%, #1565C0 100%);
    box-shadow: 0 0 40px rgba(21, 101, 192, 0.6);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 3;
    border: 4px solid rgba(255,255,255,0.15);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.traceability-center-circle:hover {
    transform: scale(1.05);
    box-shadow: 0 0 50px rgba(21, 101, 192, 0.8);
}

.traceability-center-circle svg {
    width: 70px;
    height: 70px;
    fill: #FFFFFF;
    margin-bottom: 8px;
    animation: scanner 3s infinite ease-in-out;
}

@keyframes scanner {
    0%, 100% {
        transform: translateY(-5px);
        opacity: 0.8;
    }
    50% {
        transform: translateY(5px);
        opacity: 1;
        filter: drop-shadow(0 0 10px rgba(255,255,255,0.8));
    }
}

.traceability-center-circle span {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #FFFFFF;
}

/* 8. Flowchart Chuyển đổi số (Infographic Flowchart) */
.flowchart-section {
    margin: 80px 0;
    padding: 40px;
    background: #FFFFFF;
    border-radius: 30px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0,0,0,0.03);
}

.flowchart-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.flowchart-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.flowchart-sources {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    flex: 1;
}

.flowchart-card {
    background: var(--bg-offset);
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: 16px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition-quick);
}

.flowchart-card:hover {
    background: #FFFFFF;
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-soft);
    transform: translateY(-2px);
}

.flowchart-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(21, 101, 192, 0.08);
    color: var(--primary-blue);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.flowchart-card-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
}

.flowchart-arrow-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
}

.flowchart-arrow-svg {
    width: 100%;
    height: auto;
}

.flowchart-target {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #1E88E5 100%);
    color: var(--text-light);
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    font-weight: 700;
    font-size: 1.2rem;
    width: 250px;
    box-shadow: 0 15px 35px rgba(21, 101, 192, 0.3);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 12px;
}

.flowchart-target svg {
    width: 48px;
    height: 48px;
    fill: #FFFFFF;
}

/* 9. Case Study Việt Hưng (Donut Chart) */
.casestudy-card {
    background: linear-gradient(145deg, #0f223d, #081222);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 28px;
    padding: 50px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.4);
    color: var(--text-light);
    margin: 80px 0;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.casestudy-card::before {
    content: 'CASE STUDY';
    position: absolute;
    top: 25px;
    right: 30px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--accent-orange);
    opacity: 0.7;
}

.casestudy-badge {
    background: rgba(255, 111, 0, 0.15);
    color: var(--accent-orange);
    border: 1px solid rgba(255, 111, 0, 0.3);
    padding: 6px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 20px;
}

.casestudy-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.3;
}

.casestudy-desc {
    color: var(--text-light-muted);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 30px;
    text-wrap: pretty;
}

.casestudy-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.casestudy-icon-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-light-muted);
}

.casestudy-icon-badge svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
}

.donut-chart-wrapper {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}

.donut-svg {
    width: 240px;
    height: 240px;
    transform: rotate(-90deg);
}

.donut-circle-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.08);
    stroke-width: 20;
}

.donut-circle-val {
    fill: none;
    stroke: var(--accent-orange);
    stroke-width: 20;
    stroke-linecap: round;
    stroke-dasharray: 628; /* 2 * PI * r (r=100) */
    stroke-dashoffset: 628; /* will animate to 628 * (1 - 0.60) = 251.2 */
    transition: stroke-dashoffset 2s cubic-bezier(0.16, 1, 0.3, 1);
}

.donut-text-wrapper {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.donut-percentage {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--accent-orange);
    font-family: var(--font-sans);
}

.donut-label {
    font-size: 0.85rem;
    color: var(--text-light-muted);
    font-weight: 600;
    margin-top: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
    max-width: 140px;
}

/* 10. Chuyển đổi số thay đổi điều gì (Tái cấu trúc thành 2 cột, loại bỏ hình tròn ở giữa) */
.digitization-grid-section {
    margin: 80px 0;
    position: relative;
}

.digitization-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 60px;
    color: var(--primary-blue);
}

.digitization-container {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Chuyển sang bố cục 2 cột cân xứng */
    align-items: stretch;
    gap: 40px;
}

.digitization-left-cards, .digitization-right-cards {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.digitization-card {
    background: #FFFFFF;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-soft);
    position: relative;
    transition: var(--transition-smooth);
    flex: 1;
}

.digitization-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-medium);
}

.digitization-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 12px;
}

.digitization-card-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.6;
    text-wrap: pretty;
}

/* 11. Quote Visual Background Công Nghệ */
.quote-digital-bg {
    margin: 80px 0;
    background: radial-gradient(circle at center, #1565C0 0%, #0B294A 100%);
    border-radius: 30px;
    padding: 80px 50px;
    text-align: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 30px 60px rgba(11, 41, 74, 0.3);
    overflow: hidden;
}

.quote-digital-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.6;
}

.quote-digital-text {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.6;
    color: #FFFFFF;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    text-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
    text-wrap: pretty;
}

.quote-digital-text::before {
    content: '“';
    font-size: 9rem;
    color: rgba(255, 255, 255, 0.08);
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    line-height: 1;
}

/* 12. Sơ đồ hình lục giác Tài sản trí tuệ (Section 3 Hexagon) */
.hexagon-section {
    margin: 80px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hexagon-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.hexagon-grid-container {
    width: 100%;
    max-width: 700px;
    height: auto;
}

.hexagon-node {
    cursor: pointer;
    transition: var(--transition-smooth);
}

.hexagon-node:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 8px 12px rgba(21, 101, 192, 0.2));
}

/* 13. Infographic Lợi ích bảo hộ (Mũi tên đi lên) */
.arrow-upward-section {
    margin: 80px 0;
    padding: 50px 40px;
    background: var(--bg-offset);
    border-radius: 30px;
    border: 1px solid rgba(0,0,0,0.05);
}

.arrow-upward-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.arrow-upward-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    position: relative;
    padding-bottom: 20px;
    max-width: 900px;
    margin: 0 auto;
}

.arrow-upward-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: #E0E0E0;
    border-radius: 2px;
}

.arrow-upward-step {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    padding: 0 10px;
}

.arrow-upward-box {
    background: #FFFFFF;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 16px;
    padding: 20px;
    width: 100%;
    max-width: 130px;
    box-shadow: var(--shadow-soft);
    position: relative;
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.arrow-upward-step:nth-child(1) .arrow-upward-box { margin-bottom: 20px; border-bottom: 4px solid #BBDEFB; }
.arrow-upward-step:nth-child(2) .arrow-upward-box { margin-bottom: 45px; border-bottom: 4px solid #90CAF9; }
.arrow-upward-step:nth-child(3) .arrow-upward-box { margin-bottom: 70px; border-bottom: 4px solid #64B5F6; }
.arrow-upward-step:nth-child(4) .arrow-upward-box { margin-bottom: 95px; border-bottom: 4px solid #42A5F5; }
.arrow-upward-step:nth-child(5) .arrow-upward-box { margin-bottom: 120px; border-bottom: 4px solid #2196F3; }
.arrow-upward-step:nth-child(6) .arrow-upward-box { margin-bottom: 145px; border-bottom: 4px solid var(--primary-blue); }

.arrow-upward-step.active .arrow-upward-box {
    transform: translateY(-8px);
    box-shadow: var(--shadow-medium);
}

.arrow-upward-num {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 6px;
}

.arrow-upward-text {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark);
}

.arrow-upward-dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #FFFFFF;
    border: 3px solid #E0E0E0;
    z-index: 2;
    transition: all 0.4s ease;
}

.arrow-upward-step.active .arrow-upward-dot {
    background: var(--primary-blue);
    border-color: #90CAF9;
    box-shadow: 0 0 10px rgba(21, 101, 192, 0.4);
    transform: scale(1.2);
}

/* 14. Infographic Trọng tâm: Tam giác phát triển (Kim tự tháp) */
.pyramid-section {
    margin: 80px 0;
    padding: 60px 40px;
    background: #FFFFFF;
    border-radius: 30px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0,0,0,0.03);
}

.pyramid-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 20px;
    color: var(--primary-blue);
}

.pyramid-subtitle {
    font-size: 1rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 50px auto;
}

.pyramid-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
}

.pyramid-svg-wrapper {
    width: 100%;
    max-width: 360px;
    height: auto;
}

.pyramid-legend {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 400px;
}

.pyramid-legend-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.pyramid-legend-marker {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #FFFFFF;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
    margin-top: 4px;
}

.marker-top { background-color: var(--accent-orange); }
.marker-left { background-color: var(--primary-blue); }
.marker-right { background-color: var(--primary-green); }

.pyramid-legend-content {
    display: flex;
    flex-direction: column;
}

.pyramid-legend-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.pyramid-legend-desc {
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* 15. Infographic Con đường hội nhập (Timeline dọc zic-zac cuối bài) */
.vertical-roadmap {
    position: relative;
    max-width: 900px;
    margin: 80px auto;
    padding: 40px 0;
}

.roadmap-title {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 60px;
    color: var(--primary-blue);
}

.roadmap-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background: #E0E0E0;
    transform: translateX(-50%);
    z-index: 1;
}

.roadmap-progress {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    background: linear-gradient(to bottom, var(--primary-blue), var(--primary-green), var(--accent-orange));
    transform: translateX(-50%);
    z-index: 2;
    height: 0%; /* controlled by JS scroll */
    transition: height 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.roadmap-node {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #FFFFFF;
    border: 4px solid #E0E0E0;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    transition: all 0.4s ease;
}

.roadmap-item {
    display: flex;
    position: relative;
    margin-bottom: 50px;
    width: 100%;
}

.roadmap-item:last-child {
    margin-bottom: 0;
}

.roadmap-item.active .roadmap-node {
    background: var(--accent-orange);
    border-color: #FFE082;
    box-shadow: 0 0 12px rgba(255, 111, 0, 0.5);
    transform: translate(-50%, -50%) scale(1.25);
}

.roadmap-item:nth-child(even).active .roadmap-node {
    background: var(--primary-green);
    border-color: #C8E6C9;
}

.roadmap-item:nth-child(odd).active .roadmap-node {
    background: var(--primary-blue);
    border-color: #BBDEFB;
}

.roadmap-side-content {
    width: 50%;
    padding: 0 40px;
    position: relative;
}

.roadmap-item:nth-child(odd) .roadmap-side-content {
    left: 0;
    text-align: right;
}

.roadmap-item:nth-child(even) .roadmap-side-content {
    left: 50%;
    text-align: left;
}

.roadmap-card {
    background: #FFFFFF;
    border: 1px solid rgba(0,0,0,0.06);
    border-radius: 16px;
    padding: 20px;
    box-shadow: var(--shadow-soft);
    display: inline-block;
    max-width: 380px;
    transition: var(--transition-smooth);
}

.roadmap-item.active .roadmap-card {
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.roadmap-item:nth-child(odd).active .roadmap-card {
    border-right: 4px solid var(--primary-blue);
}

.roadmap-item:nth-child(even).active .roadmap-card {
    border-left: 4px solid var(--primary-green);
}

.roadmap-item:nth-child(3n).active .roadmap-card {
    border-color: var(--accent-orange);
}

.roadmap-step-num {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.roadmap-item.active .roadmap-step-num {
    color: var(--primary-blue);
}

.roadmap-item:nth-child(even).active .roadmap-step-num {
    color: var(--primary-green);
}

.roadmap-item:nth-child(3n).active .roadmap-step-num {
    color: var(--accent-orange);
}

.roadmap-step-text {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* OUTRO SECTION (Kết thúc E-magazine) */
.outro {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #071221 0%, #0A1B10 50%, #080D1A 100%);
    color: var(--text-light);
    overflow: hidden;
    padding: 100px 0;
}

.outro-bg-graphic {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.12;
    pointer-events: none;
}

.outro-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
    max-width: 950px;
}

.outro-tag {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent-orange);
    margin-bottom: 24px;
}

.outro-title {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 30px;
    background: linear-gradient(to right, #FFFFFF, #E0E0E0, #BDBDBD);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-wrap: balance;
}

.outro-subtitle {
    display: none; /* Tiêu đề chính đã bao hàm đầy đủ, ẩn subtitle phụ */
}

.outro-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 40px;
    border-radius: 24px;
    width: 100%;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    margin-bottom: 50px;
}

.outro-conclusion-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--text-light-muted);
    text-align: justify;
    text-wrap: pretty;
}

.outro-conclusion-text p {
    margin-bottom: 20px;
}

.outro-conclusion-text p:last-child {
    margin-bottom: 0;
}

.outro-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-light-muted);
    font-size: 0.95rem;
}

.author-info {
    font-weight: 600;
    color: #FFFFFF;
}

/* Animations Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .editorial-grid, .editorial-grid.reverse {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .editorial-grid.reverse .editorial-content {
        order: 1;
    }
    
    .editorial-grid.reverse .visual-holder {
        order: 2;
    }
    
    .casestudy-card {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 40px;
    }
    
    .digitization-container {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .digitization-left-cards, .digitization-right-cards {
        gap: 20px;
    }
    
    .roadmap-line, .roadmap-progress {
        left: 24px;
        transform: none;
    }
    
    .roadmap-node {
        left: 24px;
        transform: translate(-50%, -50%);
    }
    
    .roadmap-side-content {
        width: 100%;
        padding-left: 60px;
        padding-right: 0;
        text-align: left !important;
    }
    
    .roadmap-item:nth-child(odd) .roadmap-side-content {
        left: 0;
    }
    
    .roadmap-item:nth-child(even) .roadmap-side-content {
        left: 0;
    }
    
    .roadmap-card {
        max-width: 100%;
    }
    
    .roadmap-item.active .roadmap-card {
        border-left: 4px solid var(--primary-blue) !important;
        border-right: none !important;
    }
    
    .roadmap-item:nth-child(even).active .roadmap-card {
        border-left: 4px solid var(--primary-green) !important;
    }
    
    .roadmap-item:nth-child(3n).active .roadmap-card {
        border-left: 4px solid var(--accent-orange) !important;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .timeline-horizontal {
        flex-direction: column;
        align-items: flex-start;
        padding: 40px 0;
        min-height: auto;
        gap: 35px;
    }
    
    .timeline-line-bg, .timeline-line-progress {
        left: 40px;
        width: 4px !important;
        top: 0;
        bottom: 0;
        height: auto;
        transform: translateX(-50%);
    }
    
    .timeline-line-bg {
        height: 100%;
    }
    
    .timeline-line-progress {
        height: 0%; /* JS will control height in mobile */
        transition: height 1.5s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .timeline-node {
        position: absolute;
        left: 40px;
        top: 50%;
        transform: translate(-50%, -50%);
        margin-bottom: 0;
    }
    
    .timeline-step.active .timeline-node {
        transform: translate(-50%, -50%) scale(1.25);
    }
    
    .timeline-step {
        position: relative;
        display: flex;
        flex-direction: row;
        align-items: center;
        width: 100%;
        height: 60px;
        padding: 0;
    }
    
    .timeline-step-label {
        position: static;
        width: auto;
        max-width: calc(100% - 70px);
        margin-left: 70px;
        transform: none;
        opacity: 0.5;
        text-align: left;
    }
    
    /* Reset so le trên mobile */
    .timeline-step:nth-child(odd) .timeline-step-label,
    .timeline-step:nth-child(even) .timeline-step-label {
        top: auto;
        bottom: auto;
    }
    
    .timeline-step.active .timeline-step-label {
        transform: none;
        opacity: 1;
    }
    
    .circle-infographic {
        min-height: 550px;
    }
    
    .circle-svg-wrapper {
        display: none; /* Hide circular connections on small screens */
    }
    
    .circle-infographic {
        display: flex;
        flex-direction: column;
        gap: 20px;
        min-height: auto;
    }
    
    .social-node-center {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        margin: 0 auto 30px auto;
    }
    
    .social-node-card {
        position: relative;
        top: auto !important;
        left: auto !important;
        transform: none !important;
        width: 100%;
    }
    
    .compare-section {
        grid-template-columns: 1fr;
    }
    
    .traceability-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .traceability-center-wrapper {
        order: -1;
    }
    
    .traceability-side-left {
        align-items: flex-start;
        text-align: left;
    }
    
    .traceability-side-left .traceability-node-card {
        flex-direction: row;
    }
    
    .traceability-node-card {
        width: 100%;
    }
    
    .flowchart-wrapper {
        flex-direction: column;
        gap: 40px;
    }
    
    .flowchart-sources {
        grid-template-columns: 1fr;
        width: 100%;
    }
    
    .flowchart-arrow-container {
        width: 40px;
        transform: rotate(90deg);
    }
    
    .flowchart-target {
        width: 100%;
    }
    
    .arrow-upward-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 30px;
        padding-left: 40px;
        position: relative;
    }
    
    .arrow-upward-line {
        left: 12px;
        width: 4px;
        top: 0;
        bottom: 0;
        height: 100%;
    }
    
    .arrow-upward-step {
        width: 100%;
        align-items: flex-start;
        padding: 0;
    }
    
    .arrow-upward-box {
        margin-bottom: 0 !important;
        max-width: 100%;
        left: 20px;
    }
    
    .arrow-upward-dot {
        position: absolute;
        left: 12px;
        top: 25px;
        transform: translate(-50%, -50%);
    }
    
    .arrow-upward-step.active .arrow-upward-dot {
        transform: translate(-50%, -50%) scale(1.2);
    }
    
    .pyramid-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .outro-title {
        font-size: 2.2rem;
    }
    
    .outro-footer {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
}

/* 16. Infographic Brand Logo integration */
.timeline-section,
.flowchart-section,
.hexagon-section,
.arrow-upward-section,
.pyramid-section {
    position: relative;
}

.infographic-logo {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    padding: 6px 12px;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    opacity: 0.25;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

/* Cho các infographic nền tối */
.infographic-logo.dark-theme-logo {
    background: rgba(15, 32, 67, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.infographic-logo img {
    height: 27px;
    width: auto;
    display: block;
}

/* Hiệu ứng hover đồng bộ */
.timeline-section:hover .infographic-logo,
.circle-infographic:hover .infographic-logo,
.compare-section:hover .infographic-logo,
.traceability-network:hover .infographic-logo,
.flowchart-section:hover .infographic-logo,
.casestudy-card:hover .infographic-logo,
.digitization-grid-section:hover .infographic-logo,
.hexagon-section:hover .infographic-logo,
.arrow-upward-section:hover .infographic-logo,
.pyramid-section:hover .infographic-logo,
.vertical-roadmap:hover .infographic-logo,
.visual-holder:hover .infographic-logo {
    opacity: 0.9;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

/* Responsive adjustment for infographic logo on mobile */
@media (max-width: 768px) {
    .infographic-logo {
        top: 10px;
        right: 10px;
        padding: 4px 8px;
    }
    .infographic-logo img {
        height: 21px;
    }
}