/* ABOUT PAGE STYLES */

/* Custom Fonts */
@font-face {
    font-family: 'Arial Nova';
    src: url('../../fonts/ArialNova.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Object Sans';
    src: url('../../fonts/ObjectSans-Heavy.otf') format('opentype');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

:root {
    --black: #292b2d;
    --white: #f9f7f4;
    --light-gray: #f5f5f5;
    --gray: #999;
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--light-gray);
    color: var(--black);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

/* Hide default scrollbar */
body::-webkit-scrollbar {
    display: none;
}

body {
    -ms-overflow-style: none;  /* IE and Edge */
    scrollbar-width: none;  /* Firefox */
}

/* SCROLL PROGRESS BAR */
.scroll-progress-bar {
    position: fixed;
    top: 0;
    right: 20px;
    width: 3px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.1);
    z-index: 9999;
    pointer-events: none;
    mix-blend-mode: difference;
}

.scroll-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.3) 0%,
        rgba(255, 255, 255, 0.8) 50%,
        rgba(255, 255, 255, 1) 100%
    );
    transition: height 0.1s ease-out;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
    mix-blend-mode: difference;
}

/* Hide on mobile */
@media (max-width: 768px) {
    .scroll-progress-bar {
        display: none;
    }
}

/* Case Study Specific Styles */
.case-study-scroll-container {
    position: relative;
    min-height: 600vh; /* 6 sections worth of scroll space for smoother transitions */
    background: #292b2d;
}

.case-study-scroll-content {
    position: sticky;
    top: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 5%;
    max-width: 1400px;
    margin: 0 auto;
}

/* Individual case study sections */
.case-study-section {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    opacity: 0;
    transition: opacity 1.2s ease-in-out, transform 1.2s ease-in-out;
    transform: translate(-50%, -50%) translateY(30px);
}

.case-study-section.active {
    opacity: 1;
    transform: translate(-50%, -50%) translateY(0);
}

.case-study-section-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
    width: 100%;
}

/* Text content */
.case-study-text-content {
    padding-left: 2rem;
}

.case-study-section-title {
    font-size: 3rem;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 2rem;
    letter-spacing: 0.05em;
    line-height: 1.1;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.case-study-section-text {
    font-size: 1rem;
    line-height: 1.6;
    color: #e0e0e0;
    margin-bottom: 1.5rem;
    text-align: left;
    font-weight: 300;
}

.case-study-section-text:last-child {
    margin-bottom: 0;
}

/* Image content */
.case-study-image-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.case-study-image-placeholder {
    width: 100%;
    height: 500px;
    background: #b5b5b5;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 1rem;
    font-weight: 400;
    transition: all 0.3s ease;
}

.case-study-image-placeholder:hover {
    background: #a8a8a8;
}

/* Next section */
.case-study-next-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    padding: 5%;
}

/* Responsive design */
@media (max-width: 1024px) {
    .case-study-scroll-content {
        padding: 0 3%;
    }
    
    .case-study-section-content {
        gap: 2rem;
    }
    
    .case-study-section-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .case-study-section-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .case-study-text-content {
        padding-left: 0;
        order: 2;
    }
    
    .case-study-image-content {
        order: 1;
    }
    
    .case-study-image-placeholder {
        height: 300px;
        margin: 0 auto;
        max-width: 400px;
    }
    
    .case-study-section-title {
        font-size: 1.8rem;
    }
    
    .case-study-section-text {
        font-size: 1rem;
        text-align: center;
    }
}

/* CUSTOM CURSOR - Same as main site */
.cursor {
    position: fixed;
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: transform 0.1s ease-out;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

.cursor-follower {
    position: fixed;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: transform 0.15s ease-out;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.06);
}

.cursor-hover .cursor {
    transform: translate(-50%, -50%) scale(1.5);
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.15);
}

.cursor-hover .cursor-follower {
    transform: translate(-50%, -50%) scale(1.2);
    background: rgba(255, 255, 255, 0.06);
    backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 25px rgba(255, 255, 255, 0.08);
}


/* ABOUT PAGE LAYOUT */
.about-page {
    padding-top: 60px;
}

.about-hero {
    padding: 80px 40px 40px;
}

.about-title {
    font-size: clamp(48px, 8vw, 80px);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -2px;
    color: var(--black);
}

/* ABOUT CONTENT */
.about-content {
    padding: 40px;
}

.about-layout {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 60px;
    max-width: 1300px;
    margin: 0 auto;
}

.profile-section {
    display: flex;
    flex-direction: column;
}

.profile-image {
    width: 400px;
    height: 500px;
    background: #999;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.image-placeholder {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    color: var(--white);
}

.case-study-btn {
    display: block;
    width: 100%;
    padding: 20px;
    border: 3px solid var(--black);
    background-color: var(--white);
    font-family: 'JetBrains Mono', monospace;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--black);
    text-decoration: none;
    text-align: center;
    cursor: none;
    transition: var(--transition);
    box-sizing: border-box;
}

.case-study-btn:hover {
    transform: translate(3px, -3px);
    box-shadow: -3px 3px 0px var(--black);
}

/* CASE STUDY HERO SECTION */
.case-study-hero {
    background-color: var(--black);
    color: var(--white);
    padding: 120px 0 80px;
    height: 1080px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.case-study-hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.6;
}

.case-study-hero-content {
    max-width: none;
    margin: 0;
    width: 100%;
    padding: 0 80px;
    text-align: left;
    position: absolute;
    bottom: 120px;
    left: 0;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.case-study-title {
    font-size: clamp(80px, 12vw, 140px);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -3px;
    color: var(--white);
    margin-bottom: 10px;
    line-height: 0.9;
}

.case-study-subtitle {
    font-size: 28px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 12px;
    color: var(--white);
    opacity: 1;
    margin: 0 0 60px 0;
}

.case-study-hero-bottom {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    width: 100%;
    z-index: 1;
    margin-top: 0;
}

.case-study-hero-left,
.case-study-hero-right {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.case-study-hero-left {
    text-align: left;
}

.case-study-hero-right {
    text-align: right;
}

.case-study-hero-left div,
.case-study-hero-right div {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    font-size: 13px;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 1;
    line-height: 1.8;
}

/* PRODUCT REVEAL SECTION */
.product-reveal-section {
    width: 100%;
    min-height: 100vh;
    position: relative;
    background-color: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px;
}

.product-reveal-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E'),
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 
        200px 200px,
        40px 40px,
        40px 40px;
    pointer-events: none;
    z-index: 0;
}

.video-wrapper {
    position: relative;
    z-index: 1;
    transform: scale(0.85);
    opacity: 0;
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1), 
                opacity 0.8s ease;
}

.video-wrapper.in-view {
    transform: scale(1);
    opacity: 1;
}

.product-reveal-video {
    max-width: 90vw;
    max-height: 85vh;
    width: auto;
    height: auto;
    display: block;
    border: 3px solid var(--white);
    border-radius: 12px;
    box-shadow: -10px 10px 0px var(--white);
    background-color: var(--black);
    transition: var(--transition);
}

.product-reveal-video:hover {
    transform: translate(5px, -5px);
    box-shadow: -15px 15px 0px var(--white);
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .product-reveal-section {
        padding: 60px 40px;
    }
    
    .product-reveal-video {
        max-width: 95%;
        border: 2px solid var(--white);
        box-shadow: -8px 8px 0px var(--white);
    }
    
    .product-reveal-video:hover {
        transform: translate(4px, -4px);
        box-shadow: -12px 12px 0px var(--white);
    }
}

@media (max-width: 768px) {
    .product-reveal-section {
        padding: 40px 20px;
    }
    
    .product-reveal-video {
        max-width: 100%;
        border: 2px solid var(--white);
        box-shadow: -6px 6px 0px var(--white);
    }
    
    .product-reveal-video:hover {
        transform: translate(3px, -3px);
        box-shadow: -9px 9px 0px var(--white);
    }
}

/* BOOK SPINE NAVIGATION SECTION */
.book-spine-section {
    background-color: var(--black);
    position: relative;
    padding: 80px 60px;
    min-height: 100vh;
}

.book-spine-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E'),
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 
        200px 200px,
        40px 40px,
        40px 40px;
    pointer-events: none;
    z-index: 0;
}

.book-spine-layout {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 80px;
    max-width: 1400px;
    margin: 0 auto;
    align-items: center;
}

.book-spine-layout.reveal-wrapper {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1s ease, transform 1s ease;
}

.book-spine-layout.reveal-wrapper.in-view {
    opacity: 1;
    transform: translateY(0);
}

.book-spine-container {
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    gap: 15px;
    height: 100%;
}

.book-spine {
    background-color: var(--white);
    border: 3px solid var(--black);
    box-shadow: -5px 5px 0px var(--black);
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    writing-mode: vertical-lr;
    transform: rotate(180deg);
}

.book-spine:hover,
.book-spine.active {
    transform: rotate(180deg);
}

.book-spine[data-book="problem"] {
    width: 120px;
    height: 450px;
}

.book-spine[data-book="brief"] {
    width: 100px;
    height: 380px;
}

.book-spine[data-book="solution"] {
    width: 140px;
    height: 520px;
}

.book-spine[data-book="audience"] {
    width: 110px;
    height: 400px;
}


.book-spine-content {
    padding: 30px 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.book-title {
    font-family: 'Inter', sans-serif;
    font-size: 24px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--black);
    margin: 0;
    line-height: 1.2;
    transition: text-decoration 0.3s ease;
}

.book-spine:hover .book-title,
.book-spine.active .book-title {
    text-decoration: underline;
    text-decoration-thickness: 3px;
    text-underline-offset: 5px;
}

.book-subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--black);
    opacity: 0.7;
    margin-top: 20px;
}

/* Book Content Display Area */
.book-content-display {
    position: relative;
    min-height: 500px;
    padding: 40px;
}

.book-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s ease;
}

.book-content.active {
    opacity: 1;
    pointer-events: auto;
}

.content-heading {
    font-family: 'Inter', sans-serif;
    font-size: clamp(24px, 3.5vw, 36px);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--white);
    margin-bottom: 50px;
    line-height: 1.15;
    opacity: 1;
    position: relative;
    padding-bottom: 20px;
}

.content-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
}

.content-text {
    font-family: 'Inter', sans-serif;
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 10px;
    font-weight: 400;
    letter-spacing: 0.2px;
    max-width: 680px;
}

.content-text:last-child {
    margin-bottom: 0;
}

/* Image Grid Section - Parallax Window Effect */
.image-grid-section {
    background-image: url('../../images/AURI/AuriSketchesFirst.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
    padding: 120px 80px;
    min-height: 100vh;
    overflow: hidden;
}

.sketches-container {
    max-width: 1600px;
    margin: 0 auto;
}

/* Responsive design for parallax window */
@media (max-width: 1024px) {
    .image-grid-section {
        padding: 80px 40px;
        background-attachment: scroll;
    }
}

@media (max-width: 768px) {
    .image-grid-section {
        padding: 60px 20px;
        background-attachment: scroll;
    }
}

/* Responsive book spines */
@media (max-width: 768px) {
    .book-spine-container {
        gap: 10px;
    }
    
    .book-spine[data-book="problem"] {
        width: 80px;
        height: 300px;
    }
    
    .book-spine[data-book="brief"] {
        width: 70px;
        height: 250px;
    }
    
    .book-spine[data-book="solution"] {
        width: 90px;
        height: 350px;
    }
    
    .book-spine[data-book="audience"] {
        width: 75px;
        height: 280px;
    }
    
    .book-title {
        font-size: 16px;
    }
    
    .book-subtitle {
        font-size: 10px;
    }
}

/* PROBLEM STATEMENT SECTION */
.problem-statement-section {
    background-color: var(--black);
    padding: 0;
    position: relative;
}

.problem-statement-container {
    max-width: 1400px;
    margin: 0 auto;
}

.problem-category {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    padding: 80px;
    background-color: var(--black);
    opacity: 0;
    transform: translateY(80px);
    transition: opacity 1s ease, transform 1s ease;
}

.problem-category.visible {
    opacity: 1;
    transform: translateY(0);
}

.problem-image {
    width: 100%;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.problem-image .image-placeholder {
    width: 100%;
    height: 100%;
    background: #999;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    font-weight: 500;
    border: 3px solid var(--white);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.5),
        0 10px 30px rgba(0, 0, 0, 0.4),
        0 5px 15px rgba(0, 0, 0, 0.3),
        -10px 10px 0px var(--white);
}

.problem-content {
    padding: 40px;
}

.problem-heading {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -1px;
    color: var(--white);
    margin-bottom: 30px;
    line-height: 1.1;
}

.problem-text {
    font-size: 18px;
    line-height: 1.8;
    color: var(--white);
    margin-bottom: 20px;
    font-weight: 400;
}

.problem-text:last-child {
    margin-bottom: 0;
}

/* Responsive design for problem statement */
@media (max-width: 1024px) {
    .problem-category {
        gap: 40px;
        padding: 60px 40px;
    }
    
    .problem-image {
        height: 450px;
    }
    
    .problem-content {
        padding: 20px;
    }
}

@media (max-width: 768px) {
    .problem-category {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 60px 20px;
        min-height: auto;
    }
    
    .problem-image {
        height: 350px;
        order: 1;
    }
    
    .problem-content {
        order: 2;
        padding: 0;
    }
    
    .problem-heading {
        font-size: 28px;
    }
    
    .problem-text {
        font-size: 16px;
    }
}

/* CASE STUDY PAGE CONTENT */
.case-study-page {
    padding-top: 0;
    background-color: var(--light-gray);
}

.case-study-content {
    padding: 80px 40px;
}

.case-study-layout {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.case-study-text h2 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 30px;
    color: var(--black);
}

.case-study-text p {
    font-size: 18px;
    line-height: 1.7;
    margin-bottom: 40px;
    color: var(--black);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.back-to-project {
    margin-top: 60px;
}

.back-btn {
    display: inline-block;
    padding: 15px 30px;
    border: 3px solid var(--black);
    background-color: var(--white);
    color: var(--black);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition);
    cursor: none;
}

.back-btn:hover {
    background-color: var(--black);
    color: var(--white);
    transform: translate(3px, -3px);
    box-shadow: -3px 3px 0px var(--black);
}

.about-text {
    max-width: 700px;
}

.about-text h2 {
    font-size: 28px;
    font-weight: 600;
    margin-bottom: 30px;
    color: var(--black);
}

.about-text p {
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 20px;
    color: var(--black);
}

/* Key word highlighting effects */
.highlight-text {
    position: relative;
    transition: var(--transition);
}

.key-word {
    position: relative;
    display: inline;
    transition: all 0.3s ease;
    padding: 2px 4px;
    border-radius: 3px;
    background: transparent;
}

.highlight-text:hover .key-word {
    background: var(--black);
    color: var(--white);
    font-weight: 500;
    transform: scale(1.02);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Staggered animation for multiple key words */
.highlight-text:hover .key-word:nth-child(1) { transition-delay: 0s; }
.highlight-text:hover .key-word:nth-child(2) { transition-delay: 0.05s; }
.highlight-text:hover .key-word:nth-child(3) { transition-delay: 0.1s; }
.highlight-text:hover .key-word:nth-child(4) { transition-delay: 0.15s; }
.highlight-text:hover .key-word:nth-child(5) { transition-delay: 0.2s; }
.highlight-text:hover .key-word:nth-child(6) { transition-delay: 0.25s; }
.highlight-text:hover .key-word:nth-child(7) { transition-delay: 0.3s; }
.highlight-text:hover .key-word:nth-child(8) { transition-delay: 0.35s; }

/* Alternative: Individual key word hover (in case you want each word to highlight individually) */
.key-word:hover {
    background: var(--black) !important;
    color: var(--white) !important;
    font-weight: 500 !important;
    transform: scale(1.05) !important;
    cursor: none;
}

.skills-section {
    margin-top: 50px;
}

.skill-category {
    margin-bottom: 30px;
}

.skill-category h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--black);
}

.skill-tags,
.personal-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-tag,
.personal-skill {
    display: inline-block;
    padding: 8px 16px;
    background: transparent;
    border: 1px solid var(--black);
    border-radius: 20px;
    font-size: 14px;
    color: var(--black);
    font-family: 'Inter', sans-serif;
}

.personal-skill {
    background: var(--black);
    color: var(--white);
}

/* CONTACT SECTION */
.contact-section {
    padding: 80px 40px;
    background: var(--light-gray);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 80px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-left h2 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 40px;
    color: var(--black);
}

.contact-details,
.social-details {
    margin-bottom: 40px;
}

.contact-details h3,
.social-details h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--black);
}

.contact-item {
    margin-bottom: 10px;
}

.contact-item span {
    display: inline-block;
    padding: 12px 20px;
    border: 1px solid var(--black);
    border-radius: 25px;
    font-size: 14px;
    color: var(--black);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-link {
    display: inline-block;
    padding: 12px 20px;
    border: 1px solid var(--black);
    border-radius: 25px;
    text-decoration: none;
    font-size: 14px;
    color: var(--black);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--black);
    color: var(--white);
}

.contact-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact-image {
    width: 350px;
    height: 250px;
    background: #999;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* FOOTER */
.footer {
    background-image: url('../../images/background-hero-home.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: var(--black);
    color: var(--white);
    padding: 80px 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 40px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.footer-left {
    text-align: left;
}

.footer-text {
    font-size: 14px;
    line-height: 1.5;
}

.footer-nav {
    display: flex;
    gap: 40px;
}

.footer-link {
    color: var(--white);
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    text-transform: uppercase;
    transition: opacity 0.3s ease;
}

.footer-link:hover {
    opacity: 0.7;
}

.footer-right {
    text-align: right;
}

.footer-contact {
    font-size: 14px;
    line-height: 1.5;
}

.footer-contact div:first-child {
    font-weight: 600;
    margin-bottom: 10px;
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
    .about-layout {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .profile-image {
        width: 350px;
        height: 450px;
        margin: 0 auto 20px;
    }
    
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .contact-image {
        margin: 0 auto;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .footer-nav {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .about-hero {
        padding: 60px 20px 20px;
    }
    
    .about-content {
        padding: 20px;
    }
    
    .contact-section {
        padding: 60px 20px;
    }
    
    .footer {
        padding: 30px 20px;
    }
    
    .nav {
        padding: 0 20px;
    }
    
    .nav-menu {
        gap: 20px;
    }
    
    .profile-image {
        width: 300px;
        height: 380px;
    }
    
    .contact-image {
        width: 280px;
        height: 200px;
    }
    
    .skill-tags,
    .personal-skills {
        justify-content: center;
    }
}

/* CONCEPT & NARRATIVE SECTION */
.concept-narrative-section {
    background-color: var(--black);
    position: relative;
    padding: 120px 60px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.concept-narrative-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E'),
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    background-size: 
        200px 200px,
        40px 40px,
        40px 40px,
        1250px 1250px,
        1250px 1250px;
    pointer-events: none;
    z-index: 0;
}

.concept-narrative-container {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1s ease, transform 1s ease;
}

.concept-narrative-container.in-view {
    opacity: 1;
    transform: translateY(0);
}

.concept-narrative-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--white);
    opacity: 0.5;
    margin-bottom: 80px;
}

.concept-narrative-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.concept-narrative-content p {
    font-family: 'Inter', sans-serif;
    font-size: 22px;
    line-height: 1.8;
    color: var(--white);
    font-weight: 300;
    margin: 0;
}

.concept-quote {
    font-size: 28px;
    font-weight: 400;
    font-style: italic;
    padding-left: 40px;
    border-left: 4px solid var(--white);
    margin: 20px 0;
}

/* Responsive design for concept section */
@media (max-width: 1024px) {
    .concept-narrative-section {
        padding: 80px 40px;
    }
    
    .concept-narrative-content p {
        font-size: 20px;
    }
    
    .concept-quote {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .concept-narrative-section {
        padding: 60px 20px;
    }
    
    .concept-narrative-title {
        font-size: 12px;
        margin-bottom: 40px;
    }
    
    .concept-narrative-content p {
        font-size: 18px;
    }
    
    .concept-quote {
        font-size: 22px;
        padding-left: 20px;
        border-left: 3px solid var(--white);
    }
}

/* IMAGE GRID SECTION */
.image-grid-section {
    background-color: var(--black);
    position: relative;
    padding: 60px;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-grid-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E'),
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    background-size: 
        200px 200px,
        40px 40px,
        40px 40px,
        1400px 1400px,
        1200px 1200px;
    pointer-events: none;
    z-index: 0;
}

.grid-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    height: 75vh;
}

.grid-item {
    width: 100%;
    height: 100%;
    perspective: 1000px;
}

.grid-item-inner {
    width: 100%;
    height: 100%;
    transform: scale(0.85);
    opacity: 0;
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1), 
                opacity 0.8s ease;
}

.grid-item.in-view .grid-item-inner {
    transform: scale(1);
    opacity: 1;
}

/* Stagger animation delays */
.grid-item[data-index="0"] .grid-item-inner {
    transition-delay: 0s;
}

.grid-item[data-index="1"] .grid-item-inner {
    transition-delay: 0.1s;
}

.grid-item[data-index="2"] .grid-item-inner {
    transition-delay: 0.2s;
}

.grid-item[data-index="3"] .grid-item-inner {
    transition-delay: 0.3s;
}

.grid-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #4a4a4a 0%, #2d2d2d 100%);
    border: 3px solid var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: -10px 10px 0px rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.grid-placeholder::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 70%
    );
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

.grid-placeholder:hover {
    transform: translateY(-5px);
    box-shadow: -12px 12px 0px rgba(255, 255, 255, 0.15);
}

.placeholder-text {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--white);
    text-align: center;
    line-height: 1.6;
    position: relative;
    z-index: 1;
    padding: 20px;
}

/* Responsive design for grid */
@media (max-width: 1024px) {
    .image-grid-section {
        padding: 40px;
    }
    
    .grid-container {
        gap: 20px;
        height: 70vh;
    }
    
    .placeholder-text {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .image-grid-section {
        padding: 30px 20px;
        height: auto;
        min-height: 100vh;
    }
    
    .grid-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 20px;
        height: auto;
    }
    
    .grid-item {
        height: 300px;
    }
    
    .placeholder-text {
        font-size: 12px;
        letter-spacing: 1px;
    }
}

/* LOGO & BRANDING SECTION */
.logo-branding-section {
    background-color: var(--black);
    position: relative;
    padding: 120px 60px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-branding-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E'),
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    background-size: 
        200px 200px,
        40px 40px,
        40px 40px,
        1300px 1300px,
        1300px 1300px;
    pointer-events: none;
    z-index: 0;
}

.logo-branding-container {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.logo-header {
    display: flex;
    align-items: flex-start;
    gap: 40px;
    margin-bottom: 80px;
}

.logo-branding-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--white);
    opacity: 0.5;
    margin: 0;
    flex-shrink: 0;
}

.logo-caption-display {
    flex: 1;
    min-height: 60px;
}

.logo-caption-display p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--white);
    margin: 0;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-left: 3px solid var(--white);
    border-radius: 4px;
    opacity: 0;
    transform: translateX(-10px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.logo-caption-display p:not(:empty) {
    opacity: 1;
    transform: translateX(0);
}

.logo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    row-gap: 20px;
    column-gap: 20px;
    height: auto;
}

.logo-item {
    perspective: 1000px;
    height: 100%;
}

/* Auri Name Section (text + image) */
.auri-name-section {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    align-items: center;
}

.auri-name-text {
    flex: 1;
    max-width: 50%;
}

.auri-name-text .logo-text-heading {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 18px;
    font-weight: 500;
    color: #ffffff;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.auri-name-text p {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.auri-name-text em {
    font-style: italic;
}

.auri-name-image {
    flex-shrink: 0;
}

.auri-name-image img {
    height: 107px;
    width: auto;
    object-fit: contain;
    border-radius: 8px;
}

/* Row 1 - Wordmark + Typography */
/* Box 1: Main Logo with Wordmark */
.logo-item:nth-child(1) {
    grid-column: 1 / 3;
    grid-row: 1 / 2;
    height: auto;
}

/* Box 3: Typography with images */
.logo-item:nth-child(3) {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
    height: auto;
}

/* Row 2 - Symbol Mark + Color Palette */
/* Box 2: Alternate logo with Symbol Mark */
.logo-item:nth-child(2) {
    grid-column: 1 / 3;
    grid-row: 2 / 3;
    height: auto;
}

/* Box 4: Color Palette */
.logo-item:nth-child(4) {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
    height: auto;
}

/* Hide items beyond 4 */
.logo-item:nth-child(n+5) {
    display: none;
}

/* ===================================
   USER PERSONAS SECTION
   =================================== */

.user-personas-section {
    background: #0a0a0a;
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.user-personas-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E'),
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    background-size: 
        200px 200px,
        40px 40px,
        40px 40px,
        1300px 1300px,
        1300px 1300px;
    pointer-events: none;
    z-index: 0;
}

.user-personas-container {
    position: relative;
    z-index: 1;
}

.personas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 5% 60px 5%;
}

.personas-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--white);
    opacity: 0.5;
    margin: 0;
}

.scroll-hint {
    text-align: right;
    opacity: 0.7;
    animation: pulseHint 2s ease-in-out infinite;
}

.scroll-text {
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--white);
    display: block;
    margin-bottom: 10px;
}

.scroll-arrows {
    display: flex;
    justify-content: flex-end;
    gap: 20px;
}

.arrow-left, .arrow-right {
    font-size: 16px;
    color: var(--white);
    animation: bounceArrows 1.5s ease-in-out infinite;
}

.arrow-right {
    animation-delay: 0.3s;
}

@keyframes pulseHint {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

@keyframes bounceArrows {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(5px); }
}

.personas-scroll {
    display: flex;
    gap: 40px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 0 5% 40px 5%;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x proximity;
}

.personas-scroll::-webkit-scrollbar {
    display: none;
}

.persona-card {
    flex: 0 0 48vw;
    min-width: 48vw;
    max-width: 48vw;
    display: flex;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(60px) saturate(180%);
    -webkit-backdrop-filter: blur(60px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 32px;
    box-shadow: 
        0 10px 40px 0 rgba(0, 0, 0, 0.25),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
    padding: 40px;
    scroll-snap-align: start;
    position: relative;
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 1s ease, transform 1s ease;
}

.persona-card.in-view {
    opacity: 1;
    transform: translateY(0);
}

.persona-primary-label,
.persona-secondary-label,
.persona-tertiary-label {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.6);
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 20px;
    font-family: 'Neue Montreal', sans-serif;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.persona-header {
    margin: 40px 0 20px 0;
}

.persona-name {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 32px;
    font-weight: 600;
    color: #ffffff;
    margin: 0 0 15px 0;
    letter-spacing: 0;
}

.persona-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.persona-tag {
    background: rgba(0, 0, 0, 0.4);
    color: rgba(255, 255, 255, 0.9);
    padding: 6px 14px;
    border-radius: 20px;
    font-family: 'Neue Montreal', sans-serif;
    font-size: 13px;
    font-weight: 400;
}

.persona-bio {
    margin: 25px 0;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.persona-bio p {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
}

.persona-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    margin: 25px 0;
}

.persona-column h4 {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    margin: 0 0 12px 0;
}

.persona-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.persona-column li {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.8);
    padding-left: 18px;
    position: relative;
}

.persona-column li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: rgba(255, 255, 255, 0.6);
}

.persona-footer {
    display: flex;
    gap: 30px;
    margin-top: 25px;
    padding-top: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.persona-footer-item {
    flex: 1;
}

.persona-footer-item h5 {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    margin: 0 0 8px 0;
}

.persona-footer-item p {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.75);
    margin: 0;
}

/* Typography Box Styling (Box 3) */
.logo-typography-box .logo-typography-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 40px;
    gap: 20px;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(60px) saturate(180%);
    -webkit-backdrop-filter: blur(60px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 32px;
    box-shadow: 
        0 10px 40px 0 rgba(0, 0, 0, 0.25),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
}

.logo-typography-box .logo-text-heading {
    margin: 0;
}

.logo-typography-box .logo-split-images-grid {
    display: flex;
    flex-direction: column;
    gap: 15px;
    flex: 1;
    justify-content: center;
}

.logo-typography-box .logo-split-images-grid img {
    width: 100%;
    height: auto;
    max-height: 50px;
    object-fit: contain;
}

/* Typography Text Grid (replaces images) */
.logo-typography-box .logo-typography-text-grid {
    display: flex;
    flex-direction: column;
    gap: 25px;
    flex: 1;
    justify-content: center;
    align-items: center;
}

.typography-sample {
    width: 100%;
    padding: 15px 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.typography-sample:hover {
    transform: translateY(-3px);
    opacity: 0.9;
}

/* Color Palette Box (Box 4) */
.logo-color-palette .color-palette-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 40px;
    gap: 30px;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(60px) saturate(180%);
    -webkit-backdrop-filter: blur(60px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 32px;
    box-shadow: 
        0 10px 40px 0 rgba(0, 0, 0, 0.25),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
}

.logo-color-palette .logo-text-heading {
    margin: 0;
}

.color-bars {
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex: 1;
}

.color-bar {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    position: relative;
}

.color-label {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 16px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.color-bar:nth-child(2) .color-label,
.color-bar:nth-child(3) .color-label {
    color: #2D3B4E;
    text-shadow: none;
}

/* Typography box (Box 5) - contains text and images like other boxes */
.logo-item:nth-child(5) .logo-split-wrapper {
    display: flex;
    flex-direction: column;
    height: 100%;
    gap: 20px;
    padding: 40px;
}

.logo-item:nth-child(5) .logo-split-text-bottom {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.logo-item:nth-child(5) .logo-split-text-bottom .logo-text-heading {
    margin: 0 0 10px 0;
}

.logo-item:nth-child(5) .logo-split-text-bottom p {
    margin: 0 0 8px 0;
}

.logo-item:nth-child(5) .logo-split-images-grid {
    display: flex;
    flex-direction: row;
    gap: 15px;
    align-items: center;
    margin-top: auto;
}

.logo-item:nth-child(5) .logo-split-images-grid img {
    flex: 1;
    height: 60px;
    object-fit: contain;
    border-radius: 6px;
}

/* Image boxes (Column 4) - Boxes 5, 6, 7 */
.logo-image-box {
    height: 100%;
}

.logo-image-box .logo-item-inner {
    height: 100%;
    padding: 0;
    display: flex;
}

.logo-full-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
    display: block;
}
.logo-item-inner {
    position: relative;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
    width: 100%;
    height: 100%;
}

.logo-item.in-view .logo-item-inner {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger animation delays */
.logo-item[data-index="0"] .logo-item-inner { transition-delay: 0s; }
.logo-item[data-index="1"] .logo-item-inner { transition-delay: 0.15s; }
.logo-item[data-index="2"] .logo-item-inner { transition-delay: 0.1s; }
.logo-item[data-index="3"] .logo-item-inner { transition-delay: 0.25s; }
.logo-item[data-index="4"] .logo-item-inner { transition-delay: 0.3s; }

.logo-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #3a3a3a 0%, #2d2d2d 100%);
    border: 3px solid var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: -10px 10px 0px rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
}

.placeholder-label {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--white);
    opacity: 0.3;
}

/* Text box styling */
.logo-text-box .logo-item-inner {
    height: 100%;
}

.logo-text-content {
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 3px solid var(--white);
    border-radius: 12px;
    padding: 30px 30px 35px 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    overflow-y: auto;
}

.logo-text-heading {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 18px;
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0.5px;
    color: #ffffff;
    margin: 0 0 10px 0;
}

.logo-text-content p {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: var(--white);
    margin: 0;
    font-weight: 300;
}

.logo-text-content em {
    font-style: italic;
    font-weight: 400;
}

/* Logo image styling */
.logo-image {
    background: rgba(255, 255, 255, 0.03);
    position: relative;
}

.logo-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 40px;
}

/* Split box - logo on left, text on right */
.logo-split-container {
    display: flex;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(60px) saturate(180%);
    -webkit-backdrop-filter: blur(60px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 32px;
    box-shadow: 
        0 10px 40px 0 rgba(0, 0, 0, 0.25),
        inset 0 1px 0 0 rgba(255, 255, 255, 0.5);
    overflow: hidden;
}

.logo-split-image {
    flex: 0 0 60%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: none;
}

.logo-split-image img {
    width: 100%;
    max-height: 200px;
    object-fit: contain;
    padding: 30px;
}

.logo-split-text {
    flex: 1;
    padding: 25px 30px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.logo-split-text h3 {
    margin: 0;
}

.logo-split-text p {
    font-family: 'Neue Montreal', sans-serif;
    font-size: 15px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-weight: 300;
}

/* Vertical split - logo top, text bottom */
.logo-split-vertical {
    flex-direction: column;
}

.logo-split-image-top {
    flex: 0 0 45%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 3px solid var(--white);
    border-right: none;
}

.logo-split-image-top img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 30px;
}

.logo-split-text-bottom {
    flex: 1;
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
}

.logo-split-text-bottom h3 {
    margin: 0;
    font-size: 16px;
}

.logo-split-text-bottom p {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--white);
    margin: 0;
    font-weight: 300;
}

.logo-placeholder::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.05) 50%,
        transparent 70%
    );
    animation: shimmer 3s infinite;
}

.logo-item:hover .logo-placeholder {
    transform: scale(1.05);
    box-shadow: -12px 12px 0px rgba(255, 255, 255, 0.15);
}

.logo-placeholder-text {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--white);
    text-align: center;
    position: relative;
    z-index: 1;
    padding: 20px;
}

.logo-caption {
    display: none;
}

/* Responsive design for logo branding section */
@media (max-width: 1024px) {
    .logo-branding-section {
        padding: 80px 40px;
    }
    
    .logo-header {
        flex-direction: column;
        gap: 20px;
    }
    
    .logo-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(4, 180px);
        gap: 25px;
    }
    
    /* Reset all items to auto positioning first */
    .logo-item:nth-child(1),
    .logo-item:nth-child(2),
    .logo-item:nth-child(3),
    .logo-item:nth-child(4),
    .logo-item:nth-child(5),
    .logo-item:nth-child(6) {
        grid-column: auto;
        grid-row: auto;
    }
    
    .logo-item:nth-child(1) {
        grid-column: 1 / 2;
        grid-row: 1 / 2;
    }
    
    .logo-item:nth-child(2) {
        grid-column: 2 / 3;
        grid-row: 1 / 3;
    }
    
    .logo-item:nth-child(3) {
        grid-column: 1 / 2;
        grid-row: 2 / 3;
    }
    
    .logo-item:nth-child(4) {
        grid-column: 1 / 3;
        grid-row: 3 / 4;
    }
    
    .logo-item:nth-child(5) {
        grid-column: 1 / 2;
        grid-row: 4 / 5;
    }
    
    .logo-item:nth-child(6) {
        grid-column: 2 / 3;
        grid-row: 4 / 5;
    }
}

@media (max-width: 768px) {
    .logo-branding-section {
        padding: 60px 20px;
    }
    
    .logo-header {
        margin-bottom: 40px;
    }
    
    .logo-branding-title {
        font-size: 12px;
    }
    
    .logo-caption-display {
        display: none;
    }
    
    .logo-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
        gap: 20px;
    }
    
    /* Reset all items to single column */
    .logo-item:nth-child(1),
    .logo-item:nth-child(2),
    .logo-item:nth-child(3),
    .logo-item:nth-child(4),
    .logo-item:nth-child(5),
    .logo-item:nth-child(6) {
        grid-column: 1;
        grid-row: auto;
    }
    
    .logo-placeholder {
        height: 250px;
    }
    
    .logo-placeholder-text {
        font-size: 14px;
    }
}

/* FINAL SKETCHES SECTION - Parallax Window Effect */
.final-sketches-section {
    background-image: url('../../images/AURI/UserFLow.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
    padding: 120px 80px;
    min-height: 100vh;
    overflow: hidden;
}

.final-sketches-container {
    max-width: 1600px;
    margin: 0 auto;
}

/* Responsive design for parallax window */
@media (max-width: 1024px) {
    .final-sketches-section {
        padding: 80px 40px;
        background-attachment: scroll;
    }
}

@media (max-width: 768px) {
    .final-sketches-section {
        padding: 60px 20px;
        background-attachment: scroll;
    }
}

/* MATERIALS ACCORDION SECTION */
.materials-accordion-section {
    background-color: var(--black);
    position: relative;
    padding: 100px 60px;
    min-height: 100vh;
}

.materials-accordion-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noise"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.9" numOctaves="4" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noise)" opacity="0.03"/%3E%3C/svg%3E'),
        linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
    background-size: 
        200px 200px,
        40px 40px,
        40px 40px;
    pointer-events: none;
    z-index: 0;
}

.materials-accordion-container {
    position: relative;
    z-index: 1;
    max-width: 1600px;
    margin: 0 auto;
}

.materials-section-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--white);
    opacity: 0.5;
    margin-bottom: 60px;
}

/* Horizontal Accordion */
.horizontal-accordion {
    display: flex;
    gap: 0;
    height: 600px;
    overflow: hidden;
}

.accordion-tab {
    position: relative;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: flex 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    flex: 0 0 80px;
    cursor: pointer;
    overflow: hidden;
}

.accordion-tab.active {
    flex: 1;
    cursor: default;
}

.accordion-tab-label {
    position: absolute;
    left: 0;
    top: 0;
    width: 80px;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    background: rgba(0, 0, 0, 0.3);
    z-index: 2;
    transition: background 0.3s ease;
}

.accordion-tab:hover .accordion-tab-label {
    background: rgba(0, 0, 0, 0.5);
}

.accordion-tab.active .accordion-tab-label {
    background: rgba(255, 255, 255, 0.1);
}

.tab-number {
    font-family: 'Inter', sans-serif;
    font-size: 32px;
    font-weight: 900;
    color: var(--white);
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    letter-spacing: 2px;
}

.tab-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 600;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    white-space: nowrap;
}

.accordion-tab-content {
    position: absolute;
    left: 80px;
    top: 0;
    right: 0;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    padding: 50px 60px;
    overflow-y: auto;
    transition: opacity 0.4s ease 0.2s;
}

.accordion-tab.active .accordion-tab-content {
    opacity: 1;
    pointer-events: auto;
}

/* Tab Content Layout */
.tab-content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    height: 100%;
}

.content-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.content-heading {
    font-family: 'Inter', sans-serif;
    font-size: 20px;
    font-weight: 600;
    color: var(--white);
    margin: 0;
    letter-spacing: 0.5px;
}

/* Material detail headings */
.material-main-heading {
    font-family: 'Inter', sans-serif;
    font-size: 48px;
    font-weight: 300;
    color: var(--white);
    margin: 0 0 30px 0;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.material-subheading {
    font-family: 'Inter', sans-serif;
    font-size: 28px;
    font-weight: 400;
    color: var(--white);
    margin: 0 0 20px 0;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.material-section-title {
    font-family: 'Inter', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin: 30px 0 15px 0;
    letter-spacing: 0.5px;
}

.material-section-title.material-compact {
    margin: 15px 0 8px 0;
}

.content-text {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
    font-weight: 300;
}

.content-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.content-list li {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 300;
    padding-left: 25px;
    position: relative;
}

.content-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: rgba(255, 255, 255, 0.6);
    font-size: 20px;
}

.content-image-placeholder {
    width: 100%;
    height: 200px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px dashed rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 20px;
}

.content-image-placeholder span {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.content-images-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    width: 100%;
    margin-bottom: 20px;
}

.content-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    transition: transform 0.3s ease;
    margin-bottom: 15px;
}

.content-image:hover {
    transform: translateY(-5px);
}

/* Material layout with split content and bottom image */
.material-layout {
    display: flex;
    flex-direction: column;
    gap: 40px;
    height: 100%;
}

.material-content-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.material-content-left,
.material-content-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.material-image-bottom {
    width: 100%;
}

.material-image-bottom .content-image-placeholder {
    width: 100%;
    height: 250px;
    margin-top: 0;
}

/* Responsive design for accordion */
@media (max-width: 1024px) {
    .materials-accordion-section {
        padding: 80px 40px;
    }
    
    .horizontal-accordion {
        height: auto;
        min-height: 500px;
    }
    
    .tab-content-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .materials-accordion-section {
        padding: 60px 20px;
    }
    
    .horizontal-accordion {
        flex-direction: column;
        height: auto;
    }
    
    .accordion-tab {
        flex: 0 0 60px;
        width: 100%;
    }
    
    .accordion-tab.active {
        flex: 0 0 auto;
    }
    
    .accordion-tab-label {
        width: 100%;
        height: 60px;
        flex-direction: row;
        justify-content: flex-start;
        padding-left: 20px;
    }
    
    .tab-number,
    .tab-title {
        writing-mode: horizontal-tb;
        transform: none;
    }
    
    .accordion-tab-content {
        position: relative;
        left: 0;
        top: 0;
        padding: 30px 20px;
    }
}

/* PRODUCT TO INTERFACE SECTION */
.product-to-interface-section {
    background-color: var(--light-gray);
    position: relative;
    min-height: 100vh;
    padding: 100px 0;
    overflow: hidden;
}

.product-interface-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 60px;
    display: flex;
    gap: 80px;
}

.sticky-text-column {
    position: sticky;
    top: 120px;
    flex: 0 0 500px;
    display: flex;
    flex-direction: column;
    gap: 30px;
    height: fit-content;
}

.interface-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.interface-text {
    font-family: 'Inter', sans-serif;
    font-size: 18px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
    font-weight: 300;
}

.interface-subheading {
    font-family: 'Inter', sans-serif;
    font-size: 24px;
    font-weight: 500;
    color: var(--black);
    margin: 40px 0 20px 0;
}

.interface-feature {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 30px;
}

.feature-heading {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--black);
    margin: 0;
}

.feature-text {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    margin: 0;
    font-weight: 300;
}

.scrolling-images-column {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    padding-bottom: 0;
}

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

/* Parallax effect - column 1 scrolls faster */
.column-1 {
    transform: translateY(0);
    transition: transform 0.1s linear;
}

.column-2 {
    transform: translateY(80px);
    transition: transform 0.1s linear;
}

.interface-image-placeholder {
    width: 100%;
    height: 500px;
    background: var(--gray);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 500;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.interface-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    display: block;
    margin-bottom: 30px;
    transition: box-shadow 0.3s ease;
}

.interface-image:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

/* Responsive design */
@media (max-width: 1024px) {
    .product-interface-container {
        grid-template-columns: 1fr;
        gap: 60px;
        padding: 0 40px;
    }
    
    .sticky-text-column {
        position: relative;
        top: 0;
    }
    
    .scrolling-images-column {
        padding-bottom: 0;
    }
}

@media (max-width: 768px) {
    .product-to-interface-section {
        min-height: auto;
        padding: 60px 0;
    }
    
    .product-interface-container {
        padding: 0 20px;
    }
    
    .interface-title {
        font-size: 32px;
    }
    
    .scrolling-images-column {
        grid-template-columns: 1fr;
    }
    
    .column-2 {
        transform: translateY(0);
    }
    
    .interface-image-placeholder {
        height: 400px;
    }
}

/* USER INTERACTION FLOW SECTION */
.user-flow-section {
    background-color: var(--light-gray);
    position: relative;
    padding: 120px 60px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-flow-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(0deg, rgba(0, 0, 0, 0.02) 0px, transparent 1px, transparent 2px, rgba(0, 0, 0, 0.02) 3px),
        repeating-linear-gradient(90deg, rgba(0, 0, 0, 0.02) 0px, transparent 1px, transparent 2px, rgba(0, 0, 0, 0.02) 3px);
    background-size: 
        100px 100px,
        100px 100px;
    pointer-events: none;
    z-index: 0;
}

.user-flow-container {
    position: relative;
    z-index: 1;
    max-width: 1800px;
    width: 100%;
    margin: 0 auto;
}

.flow-section-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin-bottom: 60px;
    text-align: center;
}

.flow-diagram {
    width: 100%;
    min-height: 600px;
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-x: auto;
    overflow-y: hidden;
}

.flow-svg {
    width: 100%;
    height: auto;
    min-width: 1400px;
}

/* Flow diagram elements */
.flow-circle {
    fill: none;
    stroke: #4A90E2;
    stroke-width: 2;
}

.flow-rect {
    fill: none;
    stroke: #4A90E2;
    stroke-width: 2;
}

.flow-rect-blue {
    fill: #4A90E2;
    stroke: #4A90E2;
    stroke-width: 2;
}

.flow-diamond {
    fill: none;
    stroke: #4A90E2;
    stroke-width: 2;
}

.flow-line {
    stroke: #4A90E2;
    stroke-width: 2;
    fill: none;
}

.flow-text-small {
    fill: #E0E0E0;
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    text-anchor: middle;
    font-weight: 400;
}

.flow-text-tiny {
    fill: #E0E0E0;
    font-family: 'Inter', sans-serif;
    font-size: 10px;
    text-anchor: middle;
    font-weight: 300;
}

.flow-text-white {
    fill: #FFFFFF;
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    text-anchor: middle;
    font-weight: 500;
}

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

.flow-placeholder {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 600px;
}

.flow-placeholder p {
    font-family: 'Inter', sans-serif;
    font-size: 32px;
    font-weight: 600;
    color: var(--white);
    margin: 0;
}

.flow-placeholder span {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

/* Responsive design */
@media (max-width: 1024px) {
    .user-flow-section {
        padding: 80px 40px;
    }
    
    .flow-diagram {
        padding: 40px;
        min-height: 500px;
    }
}

@media (max-width: 768px) {
    .user-flow-section {
        padding: 60px 20px;
    }
    
    .flow-diagram {
        padding: 30px 20px;
        min-height: 400px;
    }
    
    .flow-placeholder p {
        font-size: 24px;
    }
    
    .flow-placeholder span {
        font-size: 14px;
    }
}

/* BLANK SECTION - Parallax Window Effect */
.blank-section {
    background-image: url('../../images/AURI/BckgrnAuri.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
    padding: 120px 80px;
    min-height: 100vh;
    overflow: hidden;
}

.blank-section-container {
    max-width: 1600px;
    margin: 0 auto;
}

/* LOADING & WELCOME SCREENS SECTION */
.loading-welcome-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f5f5f5 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.loading-welcome-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 20s ease-in-out infinite;
}

.loading-welcome-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 25s ease-in-out infinite reverse;
}

@keyframes floatBubble {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, -50px) scale(1.1);
    }
}

.loading-welcome-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.loading-welcome-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.loading-welcome-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.loading-welcome-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.loading-welcome-content p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.loading-welcome-content strong {
    font-weight: 600;
}

.loading-welcome-features {
    margin-top: 20px;
}

.loading-welcome-features h3 {
    font-family: 'Inter', sans-serif;
    font-size: 18px;
    font-weight: 600;
    color: var(--black);
    margin: 0 0 15px 0;
}

.loading-welcome-features ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.loading-welcome-features li {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    line-height: 1.6;
    color: var(--black);
    padding-left: 25px;
    position: relative;
}

.loading-welcome-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    font-size: 20px;
    color: var(--black);
}

.loading-welcome-features li strong {
    font-weight: 600;
}

.loading-welcome-image {
    display: flex;
    /* align-items: center; */
    justify-content: flex-start;
    position: relative;
}

.loading-welcome-image img {
    position: relative;
    width: 70%;
    left: 250px;
    top: 10px;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}
.loading-welcome-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

/* Responsive */
@media (max-width: 1024px) {
    .loading-welcome-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .loading-welcome-title {
        font-size: 40px;
    }
}

/* ONBOARDING SECTION */
.onboarding-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #f5f5f5 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.onboarding-section::before {
    content: '';
    position: absolute;
    top: -30%;
    left: -15%;
    width: 550px;
    height: 550px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 22s ease-in-out infinite;
}

.onboarding-section::after {
    content: '';
    position: absolute;
    bottom: -40%;
    right: -15%;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 28s ease-in-out infinite reverse;
}

.onboarding-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.onboarding-image {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    position: relative;
}

.onboarding-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.onboarding-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

.onboarding-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.onboarding-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.onboarding-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.onboarding-content p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.onboarding-content strong {
    font-weight: 600;
}

.onboarding-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin: 10px 0;
}

.onboarding-feature-item {
    padding-left: 25px;
    position: relative;
}

.onboarding-feature-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: var(--black);
    border-radius: 50%;
    opacity: 0.4;
}

.onboarding-feature-item p {
    margin: 0;
}

/* Responsive */
@media (max-width: 1024px) {
    .onboarding-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .onboarding-image {
        justify-content: flex-start;
    }
}

/* SIGN IN & SIGN UP SECTION */
.signin-section {
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 50%, #f8f9fa 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

/* Animated gradient orbs */
.signin-section::before {
    content: '';
    position: absolute;
    top: -25%;
    right: -10%;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatPulse 18s ease-in-out infinite;
}

.signin-section::after {
    content: '';
    position: absolute;
    bottom: -35%;
    left: -5%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatPulse 24s ease-in-out infinite reverse;
}

@keyframes floatPulse {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.8;
    }
    50% {
        transform: translate(40px, -60px) scale(1.15);
        opacity: 1;
    }
}

.signin-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.signin-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.signin-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.signin-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.signin-content p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.signin-image {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    position: relative;
}

.signin-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.4));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.signin-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 40px 100px rgba(0, 0, 0, 0.2));
}

/* Responsive */
@media (max-width: 1024px) {
    .signin-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

/* SETUP SCREENS SECTION */
.setup-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #f5f5f5 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.setup-container {
    max-width: 1800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    gap: 60px;
}

.setup-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0;
    text-align: center;
}

.setup-container img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.setup-container img:hover {
    transform: scale(1.02);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

/* Responsive */
@media (max-width: 1024px) {
    .setup-section {
        padding: 80px 40px;
    }
}

@media (max-width: 768px) {
    .setup-section {
        padding: 60px 20px;
    }
}

/* CORE DASHBOARD SECTION */
.core-dashboard-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f5f5f5 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.core-dashboard-section::before {
    content: '';
    position: absolute;
    top: -20%;
    left: -10%;
    width: 650px;
    height: 650px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 20s ease-in-out infinite;
}

.core-dashboard-section::after {
    content: '';
    position: absolute;
    bottom: -25%;
    right: -12%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 26s ease-in-out infinite reverse;
}

.core-dashboard-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.core-dashboard-image {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    position: relative;
}

.core-dashboard-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.core-dashboard-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

.core-dashboard-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.core-dashboard-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.core-dashboard-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.core-dashboard-content p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.dashboard-modes {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin: 10px 0;
    padding: 20px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 12px;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.dashboard-mode-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.dashboard-mode-item h4 {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--black);
    margin: 0;
}

.dashboard-mode-item p {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--black);
    margin: 0;
    opacity: 0.8;
    font-style: italic;
}

/* Responsive */
@media (max-width: 1024px) {
    .core-dashboard-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .core-dashboard-image {
        justify-content: flex-start;
    }
}

/* QUICK CONTROLS & GUIDED SESSIONS SECTION */
.quick-controls-section {
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 50%, #f8f9fa 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.quick-controls-section::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -8%;
    width: 650px;
    height: 650px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 22s ease-in-out infinite;
}

.quick-controls-section::after {
    content: '';
    position: absolute;
    bottom: -28%;
    left: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 28s ease-in-out infinite reverse;
}

.quick-controls-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.quick-controls-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.quick-controls-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.quick-controls-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.quick-controls-content p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.quick-controls-emphasis {
    font-weight: 600;
    font-style: italic;
    padding-left: 20px;
    border-left: 3px solid var(--black);
    margin-top: 10px !important;
}

.quick-controls-image {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    position: relative;
}

.quick-controls-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.quick-controls-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

/* Responsive */
@media (max-width: 1024px) {
    .quick-controls-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

/* INSIGHTS SECTION */
.insights-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f5f5f5 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.insights-section::before {
    content: '';
    position: absolute;
    top: -22%;
    left: -12%;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 24s ease-in-out infinite;
}

.insights-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -15%;
    width: 650px;
    height: 650px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 27s ease-in-out infinite reverse;
}

.insights-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.insights-image {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    position: relative;
}

.insights-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.insights-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

.insights-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.insights-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.insights-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.insights-content p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.insights-emphasis {
    font-weight: 600;
    font-style: italic;
    padding-left: 20px;
    border-left: 3px solid var(--black);
    margin-top: 10px !important;
}

/* Responsive */
@media (max-width: 1024px) {
    .insights-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .insights-image {
        justify-content: flex-start;
    }
}

/* SETTINGS & DEVICE CONTROL SECTION */
.settings-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #f5f5f5 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.settings-section::before {
    content: '';
    position: absolute;
    top: -25%;
    right: -10%;
    width: 700px;
    height: 700px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 23s ease-in-out infinite;
}

.settings-section::after {
    content: '';
    position: absolute;
    bottom: -32%;
    left: -12%;
    width: 650px;
    height: 650px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 29s ease-in-out infinite reverse;
}

.settings-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.settings-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.settings-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.settings-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.settings-content p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.settings-emphasis {
    font-weight: 600;
    font-style: italic;
    padding-left: 20px;
    border-left: 3px solid var(--black);
    margin-top: 10px !important;
}

.settings-image {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    position: relative;
}

.settings-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.settings-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

/* Responsive */
@media (max-width: 1024px) {
    .settings-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

/* COMPONENTS SECTION */
.components-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f5f5f5 100%);
    padding: 120px 80px;
    position: relative;
    overflow: hidden;
}

.components-section::before {
    content: '';
    position: absolute;
    top: -18%;
    left: -8%;
    width: 650px;
    height: 650px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 25s ease-in-out infinite;
}

.components-section::after {
    content: '';
    position: absolute;
    bottom: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    pointer-events: none;
    animation: floatBubble 30s ease-in-out infinite reverse;
}

.components-container {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.components-image {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.components-image img {
    width: 100%;
    height: auto;
    display: block;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.12));
    transition: transform 0.6s ease, filter 0.6s ease;
}

.components-image img:hover {
    transform: translateY(-10px);
    filter: drop-shadow(0 30px 80px rgba(0, 0, 0, 0.18));
}

.components-text {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.components-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.components-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.components-content > p {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    margin: 0;
}

.component-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.component-item h4 {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--black);
    margin: 0;
}

.component-item p {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--black);
    margin: 0;
    opacity: 0.85;
}

.components-emphasis {
    font-weight: 600;
    font-style: italic;
    padding-left: 20px;
    border-left: 3px solid var(--black);
    margin-top: 10px !important;
}

/* Responsive */
@media (max-width: 1024px) {
    .components-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

/* SHOWREEL VIDEO SECTION */
.showreel-section {
    background: var(--light-gray);
    padding: 80px;
}

.showreel-container {
    max-width: 1200px;
    margin: 0 auto;
}

.showreel-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.showreel-video-wrapper {
    width: 100%;
}

/* Responsive */
@media (max-width: 768px) {
    .showreel-section {
        padding: 60px 40px;
    }
}

/* USABILITY & NAVIGATION SECTION */
.usability-nav-section {
    background-color: var(--light-gray);
    position: relative;
    padding: 0;
    min-height: 300vh;
}

.usability-nav-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 80px;
    display: grid;
    grid-template-columns: 1fr 3fr;
    gap: 60px;
    align-items: flex-start;
    width: 100%;
    position: relative;
}

/* Left Side: Content */
.content-side {
    position: relative;
    min-height: 100vh;
    padding-top: calc(50vh - 300px);
    padding-bottom: 100vh;
}

/* Content blocks that will scroll naturally */
.content-block {
    position: relative;
    width: 100%;
    margin-bottom: 80vh;
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), 
                transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.content-block.active {
    opacity: 1;
    transform: translateY(0);
}

.section-main-title {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--black);
    opacity: 0.5;
    margin: 0 0 40px 0;
}

.intro-text {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--black);
    margin: 0;
    font-weight: 300;
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-top: 20px;
}

.feature-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.feature-title {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--black);
    margin: 0;
}

.feature-description {
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    line-height: 1.5;
    color: var(--black);
    margin: 0;
    font-weight: 300;
    opacity: 0.8;
}

/* Right Side: Phone with annotation space */
.phone-side {
    display: flex;
    align-items: center;
    justify-content: center;
    position: sticky;
    top: 50%;
    transform: translateY(-50%);
    height: 100vh;
    pointer-events: none;
}

.phone-annotation-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.phone-mockup {
    width: 350px;
    height: auto;
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.15));
    position: relative;
    z-index: 1;
}

/* Annotation Cards */
.annotations {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: opacity 1s cubic-bezier(0.4, 0, 0.2, 1),
                transform 1s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.usability-annotations {
    opacity: 1;
}

.navigation-annotations {
    opacity: 0;
}

.annotation-card {
    position: absolute;
    padding: 12px 16px;
    background: var(--light-gray);
    border: 2px solid var(--black);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    max-width: 220px;
    z-index: 2;
    transition: opacity 0.6s ease, transform 0.6s ease;
    pointer-events: auto;
}

.annotation-card:hover {
    background: rgba(0, 0, 0, 0.05);
}

.annotation-card::before {
    content: '';
    position: absolute;
    width: 2px;
    background: var(--black);
}

.annotation-title {
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 600;
    color: var(--black);
    margin: 0 0 8px 0;
}

.annotation-text {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    line-height: 1.5;
    color: var(--black);
    margin: 0 0 4px 0;
    opacity: 0.8;
}

.annotation-text:last-child {
    margin-bottom: 0;
}

/* Annotation Positions and Pointer Lines */
/* Card 1: Typography & Colours - left side */
.annotation-card:nth-child(1) {
    top: 8%;
    left: -230px;
}

.annotation-card:nth-child(1)::before {
    top: 50%;
    left: 100%;
    width: 60px;
    height: 2px;
    transform: translateY(-50%);
}

/* Card 2: Hero */
.annotation-card:nth-child(2) {
    top: 18%;
    right: -230px;
}

.annotation-card:nth-child(2)::before {
    top: 50%;
    right: 100%;
    width: 60px;
    height: 2px;
    transform: translateY(-50%);
}

/* Card 3: Heart Rate Card */
.annotation-card:nth-child(3) {
    top: 33%;
    left: -230px;
}

.annotation-card:nth-child(3)::before {
    top: 50%;
    left: 100%;
    width: 60px;
    height: 2px;
    transform: translateY(-50%);
}

/* Card 4: Breath Rate Card */
.annotation-card:nth-child(4) {
    top: 47%;
    right: -230px;
}

.annotation-card:nth-child(4)::before {
    top: 50%;
    right: 100%;
    width: 60px;
    height: 2px;
    transform: translateY(-50%);
}

/* Card 5: Stress Level Card */
.annotation-card:nth-child(5) {
    top: 65%;
    left: -230px;
}

.annotation-card:nth-child(5)::before {
    top: 50%;
    left: 100%;
    width: 60px;
    height: 2px;
    transform: translateY(-50%);
}

/* Card 6: Navigation Bar - right side */
.annotation-card:nth-child(6) {
    bottom: 5%;
    right: -230px;
}

.annotation-card:nth-child(6)::before {
    top: 50%;
    right: 100%;
    width: 60px;
    height: 2px;
    transform: translateY(-50%);
}

/* Responsive design */
@media (max-width: 1024px) {
    .usability-nav-section {
        padding: 80px 60px;
    }
    
    .usability-nav-container {
        gap: 60px;
    }
    
    .section-main-title {
        font-size: 48px;
    }
    
    .phone-mockup {
        width: 300px;
    }
}

@media (max-width: 768px) {
    .usability-nav-section {
        padding: 60px 20px;
    }
    
    .usability-nav-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .section-main-title {
        font-size: 36px;
    }
    
    .intro-text {
        font-size: 16px;
    }
    
    .feature-title {
        font-size: 15px;
    }
    
    .feature-description {
        font-size: 14px;
    }
    
    .phone-mockup {
        width: 250px;
    }
    
    .phone-annotation-wrapper {
        padding: 20px;
    }
}

/* HIDE CURSOR ON TOUCH DEVICES */
@media (hover: none) and (pointer: coarse) {
    .cursor,
    .cursor-follower {
        display: none;
    }
    
    body {
        cursor: auto;
    }
    
    .social-link,
    .case-study-btn,
    .back-btn {
        cursor: pointer;
    }
}