/* ============================================
   CSS Variables & Reset
   ============================================ */

:root {
    --color-bg: #0a0a0f;
    --color-bg-secondary: #111118;
    --color-surface: rgba(255, 255, 255, 0.03);
    --color-surface-hover: rgba(255, 255, 255, 0.06);
    --color-border: rgba(255, 255, 255, 0.1);
    --color-text-primary: #ffffff;
    --color-text-secondary: rgba(255, 255, 255, 0.7);
    --color-text-tertiary: rgba(255, 255, 255, 0.5);
    --color-accent: #00d4ff;
    --color-accent-secondary: #7c3aed;
    --color-accent-tertiary: #10b981;
    
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.3);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    background: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Founder Quote Inline (in Highlights Section)
   ============================================ */


.founder-quote-inline {
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    overflow: hidden;
    position: relative;
}

.quote-image-wrapper-inline {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--color-accent);
    box-shadow: 0 0 25px rgba(0, 212, 255, 0.4);
    float: left;
    margin-right: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    shape-outside: circle(50%);
    flex-shrink: 0;
}

.quote-image-inline {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.quote-image-wrapper-inline:hover .quote-image-inline {
    transform: scale(1.1);
}

.quote-image-glow-inline {
    position: absolute;
    inset: -15px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.3), transparent 70%);
    animation: pulse-glow 3s ease-in-out infinite;
    pointer-events: none;
}

.quote-text-wrapper-inline {
    position: relative;
}

.quote-icon-inline {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--color-accent);
    opacity: 0.25;
    line-height: 1;
    font-family: Georgia, serif;
    float: left;
    margin-right: var(--spacing-xs);
    margin-top: -0.25rem;
}

.quote-text-inline {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
    font-weight: 400;
    text-align: left;
}

.quote-author-inline {
    clear: both;
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.author-name-inline {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 2px;
    letter-spacing: -0.01em;
}

.author-title-inline {
    font-size: 0.8rem;
    color: var(--color-accent);
    font-weight: 600;
}

.quote-learn-more-btn-inline {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem var(--spacing-md);
    background: transparent;
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    margin-top: var(--spacing-xs);
}

.quote-learn-more-btn-inline::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: -1;
}

.quote-learn-more-btn-inline:hover {
    color: var(--color-bg);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.quote-learn-more-btn-inline:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.quote-learn-more-btn-inline svg {
    transition: transform var(--transition-base);
}

.quote-learn-more-btn-inline:hover svg {
    transform: translateX(4px);
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

/* Story Modal */
.story-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.story-modal.active {
    display: flex;
    opacity: 1;
}

.story-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    cursor: pointer;
}

.story-modal-content {
    position: relative;
    max-width: 900px;
    max-height: 90vh;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1;
    display: flex;
    flex-direction: column;
}

.story-modal.active .story-modal-content {
    transform: scale(1);
}

.story-modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--color-border);
    color: var(--color-text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 10;
    backdrop-filter: blur(10px);
}

.story-modal-close:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-bg);
    transform: rotate(90deg);
}

.story-modal-header {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.story-modal-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.story-modal-author {
    position: absolute;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: rgba(10, 10, 15, 0.9);
    backdrop-filter: blur(20px);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 100px;
    border: 1px solid var(--color-border);
}

.story-author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-accent);
}

.story-author-name {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 2px;
}

.story-author-title {
    font-size: 0.875rem;
    color: var(--color-accent);
    font-weight: 600;
}

.story-modal-body {
    padding: var(--spacing-xl);
    overflow-y: auto;
    flex: 1;
}

.story-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.03em;
}

.story-content {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 1.125rem;
}

.story-content p {
    margin-bottom: var(--spacing-md);
}

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

/* Logo Images */
.logo-image {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.logo-image-large {
    width: 100%;
    max-width: 400px;
    height: auto;
    object-fit: contain;
}

.logo-image-footer {
    height: 50px;
    width: auto;
    object-fit: contain;
}

/* ============================================
   Navigation
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition-base);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-base);
}

.nav-logo:hover {
    transform: scale(1.05);
}

.nav-logo .logo-image {
    transition: filter var(--transition-base);
}

.nav-logo:hover .logo-image {
    filter: drop-shadow(0 0 10px rgba(0, 212, 255, 0.5));
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: var(--transition-base);
}

.nav-link:hover {
    color: var(--color-text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: var(--spacing-xl) var(--spacing-md);
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent), transparent);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--color-accent-secondary), transparent);
    bottom: -150px;
    right: -150px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--color-accent-tertiary), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.04em;
    margin-bottom: var(--spacing-md);
}

.title-line {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.5rem);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-primary,
.cta-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
    font-size: 1rem;
}

.cta-primary {
    background: var(--color-accent);
    color: var(--color-bg);
    box-shadow: var(--shadow-glow);
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(0, 212, 255, 0.5);
}

.cta-secondary {
    background: var(--color-surface);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
}

.cta-secondary:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-accent);
}

.hero-visual {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.floating-shape {
    position: absolute;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    animation: float 15s ease-in-out infinite;
}

.shape-1 {
    width: 200px;
    height: 200px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    bottom: 20%;
    right: 15%;
    animation-delay: -5s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    top: 60%;
    right: 20%;
    animation-delay: -10s;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-tertiary);
    font-size: 0.75rem;
    z-index: 1;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scroll-pulse 2s ease-in-out infinite;
}

/* ============================================
   3D Graphics & Animations
   ============================================ */

.scene-3d {
    position: absolute;
    width: 100%;
    height: 100%;
    perspective: 2000px;
    perspective-origin: center center;
    pointer-events: none;
    z-index: 0;
}

/* 3D Cube */
.cube-3d {
    position: absolute;
    width: 200px;
    height: 200px;
    top: 20%;
    right: 15%;
    transform-style: preserve-3d;
    will-change: transform;
}

.cube-face {
    position: absolute;
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(124, 58, 237, 0.2));
    border: 2px solid var(--color-accent);
    backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.3);
}

.cube-face.front {
    transform: rotateY(0deg) translateZ(100px);
}

.cube-face.back {
    transform: rotateY(180deg) translateZ(100px);
}

.cube-face.right {
    transform: rotateY(90deg) translateZ(100px);
}

.cube-face.left {
    transform: rotateY(-90deg) translateZ(100px);
}

.cube-face.top {
    transform: rotateX(90deg) translateZ(100px);
}

.cube-face.bottom {
    transform: rotateX(-90deg) translateZ(100px);
}

/* 3D Pyramid */
.pyramid-3d {
    position: absolute;
    width: 180px;
    height: 180px;
    bottom: 25%;
    left: 10%;
    transform-style: preserve-3d;
    animation: rotate3d-pyramid 15s linear infinite reverse;
}

.pyramid-face {
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
}

.pyramid-face.front-pyr {
    border-left: 90px solid transparent;
    border-right: 90px solid transparent;
    border-bottom: 156px solid rgba(0, 212, 255, 0.15);
    border-top: none;
    transform: translateZ(90px) rotateY(0deg);
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.4));
}

.pyramid-face.back-pyr {
    border-left: 90px solid transparent;
    border-right: 90px solid transparent;
    border-bottom: 156px solid rgba(124, 58, 237, 0.15);
    border-top: none;
    transform: translateZ(-90px) rotateY(180deg);
    filter: drop-shadow(0 0 20px rgba(124, 58, 237, 0.4));
}

.pyramid-face.left-pyr {
    border-left: 90px solid transparent;
    border-right: 90px solid transparent;
    border-bottom: 156px solid rgba(16, 185, 129, 0.15);
    border-top: none;
    transform: rotateY(-90deg) rotateX(30deg);
    filter: drop-shadow(0 0 20px rgba(16, 185, 129, 0.4));
}

.pyramid-face.right-pyr {
    border-left: 90px solid transparent;
    border-right: 90px solid transparent;
    border-bottom: 156px solid rgba(0, 212, 255, 0.15);
    border-top: none;
    transform: rotateY(90deg) rotateX(30deg);
    filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.4));
}

/* 3D Sphere */
.sphere-3d {
    position: absolute;
    width: 150px;
    height: 150px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(0, 212, 255, 0.4), rgba(124, 58, 237, 0.2));
    box-shadow: 
        inset -20px -20px 40px rgba(0, 0, 0, 0.3),
        0 0 60px rgba(0, 212, 255, 0.5),
        inset 20px 20px 40px rgba(255, 255, 255, 0.1);
    animation: rotate3d-sphere 25s linear infinite;
    filter: blur(1px);
}

/* 3D Torus */
.torus-3d {
    position: absolute;
    width: 200px;
    height: 200px;
    top: 30%;
    left: 20%;
    transform-style: preserve-3d;
    animation: rotate3d-torus 18s linear infinite;
}

.torus-ring {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 3px solid var(--color-accent);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.6);
    opacity: 0.7;
}

.torus-ring.ring-1 {
    transform: rotateX(0deg);
    border-color: var(--color-accent);
}

.torus-ring.ring-2 {
    transform: rotateX(60deg);
    border-color: var(--color-accent-secondary);
}

.torus-ring.ring-3 {
    transform: rotateX(120deg);
    border-color: var(--color-accent-tertiary);
}

/* Particle Canvas */
.particles-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* 3D Grid */
.grid-3d {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    transform-style: preserve-3d;
    perspective: 1000px;
    z-index: 0;
    opacity: 0.3;
}

.grid-line {
    position: absolute;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
    box-shadow: 0 0 10px var(--color-accent);
    animation: grid-move 8s linear infinite;
}

.grid-line:nth-child(1) {
    top: 20%;
    animation-delay: 0s;
    transform: rotateX(45deg) translateZ(0);
}

.grid-line:nth-child(2) {
    top: 35%;
    animation-delay: -2s;
    transform: rotateX(45deg) translateZ(100px);
}

.grid-line:nth-child(3) {
    top: 50%;
    animation-delay: -4s;
    transform: rotateX(45deg) translateZ(200px);
}

.grid-line:nth-child(4) {
    top: 65%;
    animation-delay: -6s;
    transform: rotateX(45deg) translateZ(300px);
}

.grid-line:nth-child(5) {
    top: 80%;
    animation-delay: -8s;
    transform: rotateX(45deg) translateZ(400px);
}

/* Geometric Patterns */
.section-3d-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
    pointer-events: none;
}

.geometric-pattern {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    background-image: 
        linear-gradient(45deg, var(--color-accent) 1px, transparent 1px),
        linear-gradient(-45deg, var(--color-accent) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: pattern-move 20s linear infinite;
}

.pattern-1 {
    top: 0;
    left: 0;
    transform: perspective(1000px) rotateX(60deg);
}

.pattern-2 {
    bottom: 0;
    right: 0;
    transform: perspective(1000px) rotateX(-60deg) rotateY(180deg);
    animation-direction: reverse;
}

/* 3D Card Wrapper */
.card-3d-wrapper {
    perspective: 1000px;
    width: 100%;
    height: 100%;
}

.card-3d-inner {
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

.research-card:hover .card-3d-inner {
    transform: rotateY(5deg) rotateX(5deg) translateZ(20px);
}

/* ============================================
   Section Styles
   ============================================ */

.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-md);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.section-label {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-sm);
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   Research Section
   ============================================ */

.research-section {
    position: relative;
    padding: var(--spacing-xl) 0;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.research-card {
    position: relative;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
    cursor: pointer;
}

.research-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1px;
    background: linear-gradient(135deg, var(--color-accent), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: var(--transition-base);
}

.research-card:hover {
    transform: translateY(-8px);
    background: var(--color-surface-hover);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.research-card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-sm);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-md);
}

.card-icon svg {
    width: 28px;
    height: 28px;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
}

.card-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   Ongoing Projects Section
   ============================================ */

.ongoing-projects-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: var(--color-bg);
    overflow: hidden;
}

.ongoing-projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-md);
}

.ongoing-project-card {
    position: relative;
    height: 100%;
    min-height: 320px;
}

.project-card-3d-wrapper {
    perspective: 1000px;
    width: 100%;
    height: 100%;
}

.project-card-3d-inner {
    position: relative;
    width: 100%;
    height: 100%;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    display: flex;
    flex-direction: column;
}

.ongoing-project-card:hover .project-card-3d-inner {
    transform: translateY(-8px) rotateX(2deg) rotateY(2deg);
    background: var(--color-surface-hover);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.project-status-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: 0.375rem 0.875rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 2;
}

.project-status-badge.active {
    background: rgba(16, 185, 129, 0.2);
    color: var(--color-accent-tertiary);
    border: 1px solid var(--color-accent-tertiary);
    box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.project-status-badge.upcoming {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    border: 1px solid #f59e0b;
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.3);
}

.project-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-sm);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.ongoing-project-card:hover .project-icon {
    background: rgba(0, 212, 255, 0.2);
    transform: scale(1.1) rotate(5deg);
}

.project-icon svg {
    width: 32px;
    height: 32px;
}

.project-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

.project-card-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    font-size: 0.95rem;
}

.project-links {
    margin-top: auto;
    padding-top: var(--spacing-sm);
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: var(--transition-base);
    padding: 0.5rem 0;
}

.project-link:hover {
    color: var(--color-text-primary);
    gap: 0.75rem;
}

.project-link svg {
    transition: var(--transition-base);
}

.project-link:hover svg {
    transform: translateX(4px);
}

.project-link.coming-soon {
    color: var(--color-text-tertiary);
    cursor: not-allowed;
    opacity: 0.6;
}

/* ============================================
   Major Highlights Slider Section
   ============================================ */

.highlights-slider-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
    overflow: hidden;
    min-height: auto;
    display: flex;
    align-items: flex-start;
}

.highlights-split-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-xl);
    align-items: start;
    max-width: 1600px;
    margin: 0 auto;
}

/* Left Side: Brand Showcase */
.highlights-left {
    position: relative;
    z-index: 1;
}

.brand-showcase {
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.brand-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-bottom: 0;
}

.brand-logo-large {
    margin-bottom: var(--spacing-sm);
}

.brand-logo-large .logo-image-large {
    max-width: 280px;
    height: auto;
}

.logo-text-large {
    color: var(--color-text-primary);
}

.logo-accent-large {
    color: var(--color-accent);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-tagline-large {
    font-size: 1rem;
    color: var(--color-accent);
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-xs);
}

.brand-description {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    max-width: 100%;
}

.brand-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

/* First row: 3 items */
.brand-stats .stat-item:nth-child(1),
.brand-stats .stat-item:nth-child(2),
.brand-stats .stat-item:nth-child(3) {
    grid-column: span 1;
}

/* Second row: "Multiple Awards" spans full width */
.brand-stats .stat-item:nth-child(4) {
    grid-column: 1 / -1;
}

/* Third row: 3 items */
.brand-stats .stat-item:nth-child(5),
.brand-stats .stat-item:nth-child(6),
.brand-stats .stat-item:nth-child(7) {
    grid-column: span 1;
}

.stat-item {
    padding: var(--spacing-sm);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: var(--transition-base);
}

.stat-item:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: 0.25rem;
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--color-text-secondary);
    font-weight: 500;
    line-height: 1.3;
    text-align: center;
}

/* Right Side: Slider */
.highlights-right {
    position: relative;
    z-index: 1;
}

.highlights-slider-container {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(20px);
}

.highlights-slider-wrapper {
    position: relative;
    width: 100%;
    height: 600px;
    overflow: hidden;
}

.highlights-slider-track {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.highlight-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(100%) scale(0.9);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
}

.highlight-slide.active {
    opacity: 1;
    transform: translateX(0) scale(1);
    pointer-events: auto;
    z-index: 2;
}

.highlight-slide.prev {
    transform: translateX(-100%) scale(0.9);
    z-index: 1;
}

.highlight-slide-image-wrapper {
    position: relative;
    width: 100%;
    height: 60%;
    overflow: hidden;
}

.highlight-slide-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1.1);
}

.highlight-slide.active .highlight-slide-image {
    transform: scale(1);
}

.highlight-slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: 1;
}

.highlight-slide-badge {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    padding: 0.5rem 1rem;
    background: rgba(0, 212, 255, 0.9);
    color: var(--color-bg);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    z-index: 2;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}

.highlight-slide-badge.champion {
    background: rgba(245, 158, 11, 0.9);
    box-shadow: 0 0 20px rgba(245, 158, 11, 0.5);
}

.highlight-slide-content {
    padding: var(--spacing-md);
    height: 40%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--color-surface);
}

.highlight-slide-title {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

.highlight-slide-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
    flex-grow: 1;
    margin-bottom: var(--spacing-sm);
}

.highlight-slide-meta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.highlight-slide-date,
.highlight-slide-location {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.highlight-slide-date::before {
    content: '📅';
    font-size: 0.875rem;
}

.highlight-slide-location::before {
    content: '📍';
    font-size: 0.875rem;
}

.highlights-slider-controls {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    z-index: 10;
    padding: var(--spacing-sm);
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-radius: 100px;
    border: 1px solid var(--color-border);
}

.highlights-slider-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--color-surface);
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    backdrop-filter: blur(10px);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.3);
}

.highlights-slider-btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    transform: scale(1.1);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.6);
}

.highlights-slider-btn:active {
    transform: scale(0.95);
}

.highlights-slider-indicators {
    display: flex;
    gap: var(--spacing-xs);
}

.highlights-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.highlights-indicator:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.highlights-indicator.active {
    background: var(--color-accent);
    width: 32px;
    border-radius: 6px;
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.6);
}

/* ============================================
   Projects Section
   ============================================ */

.projects-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.project-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    transition: var(--transition-base);
    cursor: pointer;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
}

.project-gradient {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-secondary));
    opacity: 0.8;
    transition: var(--transition-slow);
}

.project-card:hover .project-gradient {
    opacity: 1;
    transform: scale(1.1);
}

.gradient-1 { background: linear-gradient(135deg, #00d4ff, #7c3aed); }
.gradient-2 { background: linear-gradient(135deg, #10b981, #00d4ff); }
.gradient-3 { background: linear-gradient(135deg, #7c3aed, #10b981); }
.gradient-4 { background: linear-gradient(135deg, #f59e0b, #00d4ff); }
.gradient-5 { background: linear-gradient(135deg, #00d4ff, #ec4899); }
.gradient-6 { background: linear-gradient(135deg, #10b981, #7c3aed); }

.project-content {
    padding: var(--spacing-md);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
}

.project-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* ============================================
   Competitions Section
   ============================================ */

.competitions-section {
    position: relative;
    padding: var(--spacing-xl) 0;
}

.competitions-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: var(--spacing-md);
}

.competitions-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
}

.timeline-item {
    position: relative;
    padding-left: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}

.timeline-marker {
    position: absolute;
    left: -6px;
    top: 0;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--color-accent);
    border: 3px solid var(--color-bg);
    box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline-content {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
}

.timeline-content:hover {
    background: var(--color-surface-hover);
    border-color: var(--color-accent);
    transform: translateX(8px);
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
}

.timeline-description {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

/* ============================================
   Gallery Slideshow Section
   ============================================ */

.gallery-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
    overflow: hidden;
}

.slideshow-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    perspective: 2000px;
}

.slideshow-wrapper {
    position: relative;
    width: 100%;
    height: 600px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(20px);
}

.slideshow-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: translateX(100%) scale(0.8) rotateY(45deg);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    pointer-events: none;
}

.slide.active {
    opacity: 1;
    transform: translateX(0) scale(1) rotateY(0deg);
    pointer-events: auto;
    z-index: 2;
}

.slide.prev {
    transform: translateX(-100%) scale(0.8) rotateY(-45deg);
    z-index: 1;
}

.slide-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    transform-style: preserve-3d;
}

.slide-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    transform: scale(1.1);
}

.slide.active .slide-image {
    transform: scale(1);
}

.slide-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(0, 0, 0, 0.3) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: 1;
}

.slide-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-lg);
    z-index: 2;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1) 0.3s;
}

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

.slide-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.03em;
    color: var(--color-text-primary);
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.slide-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    font-weight: 500;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.slideshow-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    z-index: 10;
    pointer-events: none;
}

.slideshow-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: rgba(10, 10, 15, 0.8);
    border: 2px solid var(--color-accent);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    backdrop-filter: blur(20px);
    pointer-events: auto;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.3);
}

.slideshow-btn:hover {
    background: var(--color-accent);
    color: var(--color-bg);
    transform: scale(1.1);
    box-shadow: 0 0 40px rgba(0, 212, 255, 0.6);
}

.slideshow-btn:active {
    transform: scale(0.95);
}

.slideshow-indicators {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-xs);
    z-index: 10;
    padding: var(--spacing-sm);
    background: rgba(10, 10, 15, 0.6);
    backdrop-filter: blur(20px);
    border-radius: 100px;
    border: 1px solid var(--color-border);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
}

.indicator::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--color-accent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.5);
    transform: scale(1.2);
}

.indicator.active {
    background: var(--color-accent);
    width: 32px;
    border-radius: 6px;
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.6);
}

.indicator.active::before {
    opacity: 1;
}

/* 3D Effect on Hover */
.slideshow-wrapper:hover .slide-image {
    transform: scale(1.05);
}

.slide.active:hover .slide-image {
    transform: scale(1.02);
}

/* ============================================
   Achievements Section
   ============================================ */

.achievements-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.achievement-card {
    position: relative;
    padding: var(--spacing-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
    cursor: pointer;
}

.achievement-card:hover {
    transform: translateY(-8px);
    background: var(--color-surface-hover);
    border-color: var(--color-accent);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.achievement-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-sm);
    color: var(--color-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
}

.achievement-icon svg {
    width: 32px;
    height: 32px;
}

.achievement-rank {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.03em;
}

.achievement-title {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.achievement-description {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* ============================================
   CTA Section
   ============================================ */

.cta-section {
    position: relative;
    padding: var(--spacing-xl) 0;
    overflow: hidden;
}

.cta-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.cta-gradient-orb {
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--color-accent), transparent);
    filter: blur(100px);
    opacity: 0.3;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float 20s ease-in-out infinite;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px);
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-sm);
}

.cta-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-button-primary,
.cta-button-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-base);
    font-size: 1rem;
}

.cta-button-primary {
    background: var(--color-accent);
    color: var(--color-bg);
    box-shadow: var(--shadow-glow);
}

.cta-button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 60px rgba(0, 212, 255, 0.5);
}

.cta-button-secondary {
    background: var(--color-surface-hover);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.cta-button-secondary:hover {
    border-color: var(--color-accent);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    position: relative;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.footer-links-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    min-width: 150px;
}

.footer-links-title {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    display: block;
}

.footer-link:hover {
    color: var(--color-accent);
    transform: translateX(4px);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-xs);
}

.footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
    text-decoration: none;
}

.footer-social-link:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.3);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-tertiary);
    font-size: 0.875rem;
}

/* ============================================
   Animations
   ============================================ */

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

@keyframes rotate3d-cube {
    0% {
        transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
    }
    100% {
        transform: rotateX(360deg) rotateY(360deg) rotateZ(0deg);
    }
}

@keyframes rotate3d-pyramid {
    0% {
        transform: rotateX(0deg) rotateY(0deg);
    }
    100% {
        transform: rotateX(360deg) rotateY(360deg);
    }
}

@keyframes rotate3d-sphere {
    0% {
        transform: translate(-50%, -50%) rotateX(0deg) rotateY(0deg);
    }
    100% {
        transform: translate(-50%, -50%) rotateX(360deg) rotateY(360deg);
    }
}

@keyframes rotate3d-torus {
    0% {
        transform: rotateX(0deg) rotateY(0deg) rotateZ(0deg);
    }
    100% {
        transform: rotateX(360deg) rotateY(360deg) rotateZ(360deg);
    }
}

@keyframes grid-move {
    0% {
        transform: rotateX(45deg) translateZ(0) translateX(-100%);
    }
    100% {
        transform: rotateX(45deg) translateZ(0) translateX(100%);
    }
}

@keyframes pattern-move {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 100px 100px;
    }
}

@keyframes scroll-pulse {
    0%, 100% {
        opacity: 1;
        transform: scaleY(1);
    }
    50% {
        opacity: 0.5;
        transform: scaleY(0.5);
    }
}

.fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease-out forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-up[style*="--delay"] {
    animation-delay: var(--delay);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        border-top: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-base);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: var(--spacing-sm) 0;
        width: 100%;
        text-align: center;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .research-grid,
    .projects-grid,
    .achievements-grid,
    .ongoing-projects-grid {
        grid-template-columns: 1fr;
    }
    
    .highlights-split-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .quote-image-wrapper-inline {
        float: none;
        margin: 0 auto var(--spacing-md);
        shape-outside: none;
    }
    
    .quote-text-inline {
        text-align: left;
    }
    
    .quote-icon-inline {
        float: none;
        margin-right: 0;
    }
    
    .story-modal-content {
        max-width: 95vw;
        max-height: 95vh;
    }
    
    .story-modal-header {
        height: 200px;
    }
    
    .story-modal-body {
        padding: var(--spacing-md);
    }
    
    .story-title {
        font-size: 1.5rem;
    }
    
    .story-content {
        font-size: 1rem;
    }
    
    .highlights-slider-wrapper {
        height: 500px;
    }
    
    .brand-logo-large {
        font-size: 3rem;
    }
    
    .brand-stats {
        grid-template-columns: 1fr;
    }
    
    .section-container {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-button-primary,
    .cta-button-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .slideshow-wrapper {
        height: 400px;
    }
    
    .slideshow-btn {
        width: 48px;
        height: 48px;
    }
    
    .slide-content {
        padding: var(--spacing-md);
    }
    
    .slide-title {
        font-size: 1.5rem;
    }
    
    .slide-subtitle {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .competitions-timeline {
        padding-left: var(--spacing-sm);
    }
    
    .timeline-item {
        padding-left: var(--spacing-md);
    }
}

/* ============================================
   Utility Classes
   ============================================ */

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}