/* =====================================
   Raya Intelligence - Global Styles
   ===================================== */

/* CSS Variables */
:root {
    --primary-color: #0A1628;
    --secondary-color: #1E3A5F;
    --accent-color: #00A8E8;
    --text-primary: #1A1A1A;
    --text-secondary: #4A5568;
    --text-light: #718096;
    --bg-light: #F7FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --success-color: #48BB78;
    --gradient-primary: linear-gradient(135deg, #0A1628 0%, #1E3A5F 100%);
    --gradient-accent: linear-gradient(135deg, #00A8E8 0%, #0077B6 100%);

    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-heading: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 50px -12px rgba(0, 0, 0, 0.15);
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.6;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Section Titles */
.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-align: center;
}

.section-intro {
    font-size: 1.125rem;
    color: var(--text-secondary);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--bg-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-image {
    height: 40px;
    width: auto;
    display: block;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-secondary);
    font-weight: 500;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: var(--transition);
}

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

.cta-nav {
    background: var(--gradient-accent);
    color: var(--bg-white) !important;
    padding: 0.5rem 1.5rem;
    border-radius: 0.5rem;
}

.cta-nav::after {
    display: none;
}

.cta-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--bg-white);
    padding: 8rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(0, 168, 232, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 168, 232, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    max-width: 1000px;
    text-align: center;
    position: relative;
    z-index: 1;
}

/* Hero Logo */
.hero-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
}

.logo-mark {
    flex-shrink: 0;
}

.logo-mark svg {
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15));
}

.hero-logo-image {
    height: 80px;
    width: auto;
    display: block;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.15));
}

.logo-title {
    font-family: var(--font-heading);
    font-size: 4rem;
    font-weight: 800;
    line-height: 1;
    margin: 0;
    letter-spacing: -0.02em;
}

.logo-text-bold {
    color: var(--bg-white);
    font-weight: 800;
}

.logo-raya {
    color: var(--bg-white);
}

.logo-intelligence {
    color: rgba(255, 255, 255, 0.6);
}

.hero-tagline {
    font-size: 1.125rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-subtitle em {
    color: var(--accent-color);
    font-style: italic;
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero .btn-secondary {
    border-color: var(--bg-white);
    color: var(--bg-white);
}

.hero .btn-secondary:hover {
    background: var(--bg-white);
    color: var(--primary-color);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =====================================
   The Raya Senses Section
   ===================================== */

.senses {
    padding: 6rem 2rem;
    background: var(--bg-light);
}

.senses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.sense-card {
    background: var(--bg-white);
    padding: 2.5rem 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    text-align: center;
}

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

.sense-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.sense-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.sense-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* =====================================
   Services Section
   ===================================== */

.services {
    padding: 6rem 2rem;
    background: var(--bg-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.service-card {
    background: var(--bg-light);
    padding: 3rem 2rem;
    border-radius: 1rem;
    border-left: 4px solid var(--accent-color);
    transition: var(--transition);
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(5px);
}

.service-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-color);
    opacity: 0.2;
    margin-bottom: 1rem;
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.service-focus {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.service-card p:last-child {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Methodology */
.methodology {
    background: var(--gradient-primary);
    padding: 4rem 3rem;
    border-radius: 1rem;
    color: var(--bg-white);
    margin-top: 3rem;
}

.methodology-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    text-align: center;
    margin-bottom: 3rem;
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
}

.methodology-item h4 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--accent-color);
}

.methodology-item p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

/* =====================================
   Case Studies Section
   ===================================== */

.case-studies {
    padding: 6rem 2rem;
    background: var(--bg-light);
}

.case-study {
    background: var(--bg-white);
    border-radius: 1rem;
    padding: 3rem;
    margin-bottom: 2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.case-study:hover {
    box-shadow: var(--shadow-xl);
}

.case-study-header {
    margin-bottom: 2rem;
}

.case-number {
    display: inline-block;
    background: var(--gradient-accent);
    color: var(--bg-white);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.case-study-header h3 {
    font-family: var(--font-heading);
    font-size: 1.875rem;
    color: var(--primary-color);
}

.case-study-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.case-detail h4 {
    color: var(--accent-color);
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.case-detail p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* =====================================
   Founders Section
   ===================================== */

.founders {
    padding: 6rem 2rem;
    background: var(--bg-white);
}

.founders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.founder-card {
    background: var(--bg-light);
    padding: 3rem 2rem;
    border-radius: 1rem;
    text-align: center;
    transition: var(--transition);
}

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

.founder-image {
    margin-bottom: 1.5rem;
}

.founder-image img {
    width: 150px;
    height: 150px;
    margin: 0 auto;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--accent-color);
}

.founder-placeholder {
    width: 150px;
    height: 150px;
    margin: 0 auto;
    border-radius: 50%;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: 700;
    color: var(--bg-white);
}

.founder-card h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

.founder-profile {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.founder-bio {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Network & Trust */
.network {
    background: var(--bg-light);
    padding: 3rem;
    border-radius: 1rem;
    text-align: center;
}

.network h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

.logo-item {
    padding: 1rem 2rem;
    background: var(--bg-white);
    border-radius: 0.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 120px;
    min-height: 80px;
}

.logo-item img {
    max-width: 140px;
    max-height: 60px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.logo-item:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.logo-item.logo-text {
    font-size: 0.9rem;
}

.logo-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

/* =====================================
   Testimonials Section
   ===================================== */

.testimonials {
    padding: 6rem 2rem;
    background: var(--gradient-primary);
    color: var(--bg-white);
}

.testimonials .section-title {
    color: var(--bg-white);
}

.testimonials .section-intro {
    color: rgba(255, 255, 255, 0.9);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.testimonial-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    color: var(--accent-color);
    font-weight: 600;
}

/* =====================================
   Expert Network Section
   ===================================== */

.expert-network {
    padding: 6rem 2rem;
    background: var(--bg-white);
    overflow: hidden;
}

.expert-network .section-intro {
    max-width: 900px;
}

.expert-network .section-intro strong {
    color: var(--primary-color);
}

.carousel-wrapper {
    position: relative;
    margin-top: 3rem;
    padding: 0 3rem;
}

.experts-carousel {
    overflow: hidden;
    margin: 0 auto;
}

.experts-track {
    display: flex;
    gap: 2rem;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.expert-card {
    flex: 0 0 calc(33.333% - 1.35rem);
    min-width: calc(33.333% - 1.35rem);
    background: var(--bg-light);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.expert-image-wrapper {
    width: 100%;
    height: 280px;
    background: var(--gradient-accent);
    position: relative;
    overflow: hidden;
}

.expert-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.expert-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    font-weight: 700;
    color: var(--bg-white);
    background: var(--gradient-accent);
}

.expert-content {
    padding: 2rem 1.5rem;
}

.expert-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.expert-title {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.expert-company {
    display: inline-block;
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.expert-expertise {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.expertise-tag {
    background: rgba(0, 168, 232, 0.1);
    color: var(--accent-color);
    padding: 0.25rem 0.75rem;
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
}

.expert-bio {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Carousel Controls */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
    color: var(--primary-color);
}

.carousel-btn:hover {
    background: var(--primary-color);
    color: var(--bg-white);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-prev {
    left: 0;
}

.carousel-next {
    right: 0;
}

/* Carousel Dots */
.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.carousel-dot:hover {
    background: var(--text-light);
}

.carousel-dot.active {
    background: var(--accent-color);
    width: 32px;
    border-radius: 6px;
}

/* =====================================
   Insights Section
   ===================================== */

.insights {
    padding: 6rem 2rem;
    background: var(--bg-light);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.insight-card {
    background: var(--bg-white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

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

.insight-image {
    height: 200px;
    background: var(--gradient-accent);
    display: flex;
    align-items: center;
    justify-content: center;
}

.insight-placeholder {
    font-size: 4rem;
}

.insight-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--primary-color);
    padding: 1.5rem 1.5rem 1rem;
    line-height: 1.4;
}

.insight-card p {
    color: var(--text-secondary);
    padding: 0 1.5rem 1rem;
    line-height: 1.7;
}

.insight-link {
    display: inline-block;
    color: var(--accent-color);
    font-weight: 600;
    padding: 0 1.5rem 1.5rem;
}

.insight-link:hover {
    text-decoration: underline;
}

/* =====================================
   Contact Section
   ===================================== */

.contact {
    padding: 6rem 2rem;
    background: var(--bg-white);
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
    background: var(--bg-light);
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0, 168, 232, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.contact-form .btn-primary {
    width: 100%;
    margin-top: 1rem;
    font-size: 1.125rem;
}

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

.footer {
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 3rem 2rem 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.footer-logo-image {
    height: 50px;
    width: auto;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

.footer-social {
    display: flex;
    gap: 1.5rem;
}

.footer-social a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-social a:hover {
    color: var(--accent-color);
}

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        align-items: flex-start;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    /* Hero Logo - Tablet */
    .logo-title {
        font-size: 3rem;
    }

    .logo-mark svg {
        width: 60px;
        height: 60px;
    }

    .hero-logo-image {
        height: 60px;
    }

    .hero-tagline {
        font-size: 1rem;
    }

    .hero-title {
        font-size: 2.25rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .senses-grid,
    .services-grid,
    .founders-grid,
    .testimonials-grid,
    .insights-grid {
        grid-template-columns: 1fr;
    }

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

    /* Expert Network Carousel - Tablet */
    .carousel-wrapper {
        padding: 0 2rem;
    }

    .expert-card {
        flex: 0 0 calc(50% - 1rem);
        min-width: calc(50% - 1rem);
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 6rem 1rem 3rem;
    }

    /* Hero Logo - Mobile */
    .hero-logo {
        flex-direction: column;
        gap: 1rem;
    }

    .logo-title {
        font-size: 2.25rem;
    }

    .logo-mark svg {
        width: 50px;
        height: 50px;
    }

    .hero-logo-image {
        height: 50px;
    }

    .logo-image {
        height: 32px;
    }

    .footer-logo-image {
        height: 40px;
    }

    .hero-tagline {
        font-size: 0.875rem;
        padding-bottom: 2rem;
        margin-bottom: 2rem;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .contact-form {
        padding: 2rem 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* Expert Network Carousel - Mobile */
    .carousel-wrapper {
        padding: 0 1rem;
    }

    .expert-card {
        flex: 0 0 100%;
        min-width: 100%;
    }

    .carousel-btn {
        width: 36px;
        height: 36px;
    }

    .carousel-btn svg {
        width: 20px;
        height: 20px;
    }
}

/* =====================================
   Animations & Utilities
   ===================================== */

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Smooth scroll offset for fixed header */
section {
    scroll-margin-top: 80px;
}