/* ===== VARIABLES ===== */
:root {
    /* Color Scheme - Split-Complementary */
    --color-primary: #1a6ba0;
    --color-primary-dark: #0e5485;
    --color-primary-light: #3387c0;
    --color-secondary: #a05e1a;
    --color-secondary-dark: #854b0e;
    --color-secondary-light: #c87a2a;
    --color-accent: #5c1aa0;
    --color-accent-dark: #4a0e85;
    --color-accent-light: #733ac8;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-light: #f5f7fa;
    --color-light-gray: #e0e5ec;
    --color-gray: #8b97a5;
    --color-dark-gray: #475569;
    --color-dark: #202938;
    --color-black: #0f172a;
    
    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Source Sans Pro', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    
    /* Borders & Shadows */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-full: 50%;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1), 0 2px 4px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1), 0 4px 6px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1), 0 10px 10px rgba(0,0,0,0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Container */
    --container-width: 1200px;
    --container-padding: 2rem;
}

/* ===== RESET & BASE ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

h1 {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--color-primary-dark);
}

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

ul {
    list-style: none;
}

/* ===== UTILITY CLASSES ===== */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section-padding {
    padding: var(--spacing-lg) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: var(--color-primary);
    margin: var(--spacing-sm) auto var(--spacing-md);
    border-radius: var(--border-radius-full);
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

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

.mb-sm {
    margin-bottom: var(--spacing-sm);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* ===== BUTTONS ===== */
.btn, 
button, 
input[type='submit'] {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
}

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

.btn-accent:hover {
    background-color: var(--color-accent-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--color-white);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    flex-wrap: wrap;
}

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

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo a {
    display: block;
}

.logo img {
    height: 60px;
    width: auto;
}

.main-nav {
    display: flex;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-list a {
    color: var(--color-dark);
    font-weight: 600;
    padding: 0.5rem 0;
    position: relative;
}

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

.nav-list a:hover {
    color: var(--color-primary);
}

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

.burger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
}

.burger-menu span {
    display: block;
    height: 2px;
    width: 100%;
    background-color: var(--color-dark);
    transition: all var(--transition-normal);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-white);
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 2;
}

.hero h1 {
    color: var(--color-white);
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s forwards 0.3s;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s forwards 0.6s;
}

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

/* ===== SERVICES SECTION ===== */
.services {
    background-color: var(--color-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: var(--spacing-md);
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.card-content h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.card-content p {
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-sm);
}

/* ===== STATS SECTION ===== */
.stats-section {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
    position: relative;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-md);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    display: inline-block;
    color: var(--color-primary-light);
}

.stat-item span {
    font-size: 2rem;
    color: var(--color-primary-light);
}

.stat-item p {
    font-size: 1.2rem;
    color: var(--color-white);
}

/* ===== INSIGHTS SECTION ===== */
.insights {
    background-color: var(--color-white);
}

.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

/* ===== EXTERNAL RESOURCES ===== */
.external-resources {
    background-color: var(--color-light);
}

.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.resource-card {
    background-color: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.resource-card h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.resource-card p {
    color: var(--color-dark-gray);
    margin-bottom: var(--spacing-sm);
    flex-grow: 1;
}

.resource-link {
    color: var(--color-accent);
    font-weight: 600;
    display: inline-block;
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-normal);
}

.resource-link:hover {
    color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    position: relative;
    color: var(--color-white);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: var(--spacing-xl) 0;
}

.testimonial-carousel {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonial-slide {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.testimonial-slide.active {
    display: block;
    opacity: 1;
}

.testimonial-content {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    text-align: center;
    position: relative;
}

.quote-icon {
    font-size: 4rem;
    position: absolute;
    top: -20px;
    left: 20px;
    opacity: 0.3;
    color: var(--color-primary-light);
}

.testimonial-content p {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    border: 3px solid var(--color-primary-light);
}

.author-info {
    text-align: left;
}

.author-info h4 {
    color: var(--color-white);
    margin-bottom: 0;
}

.author-info p {
    color: var(--color-light-gray);
    margin-bottom: 0;
    font-size: 0.9rem;
}

.carousel-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: var(--spacing-md);
}

.prev-btn, .next-btn {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-size: 1.5rem;
    padding: 0;
}

.prev-btn:hover, .next-btn:hover {
    background-color: var(--color-primary);
}

.carousel-dots {
    display: flex;
    gap: 10px;
    margin: 0 var(--spacing-md);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: var(--border-radius-full);
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.dot.active, .dot:hover {
    background-color: var(--color-primary);
}

/* ===== MEDIA SECTION ===== */
.media {
    background-color: var(--color-light);
}

.media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

/* ===== INNOVATION SECTION ===== */
.innovation {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--color-white);
    padding: var(--spacing-xl) 0;
}

.innovation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.innovation-item {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.innovation-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.innovation-icon {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--border-radius-full);
    overflow: hidden;
    border: 3px solid var(--color-accent-light);
}

.innovation-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.innovation-item h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.innovation-item p {
    color: var(--color-light-gray);
}

/* ===== CONTACT SECTION ===== */
.contact {
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    margin-bottom: var(--spacing-sm);
}

.info-item h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.contact-map {
    margin-top: var(--spacing-md);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-map img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.contact-form-container {
    background-color: var(--color-light);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-group {
    margin-bottom: var(--spacing-sm);
}

.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--color-light-gray);
    border-radius: var(--border-radius-md);
    background-color: var(--color-white);
    font-family: var(--font-body);
    color: var(--color-dark);
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 107, 160, 0.2);
}

.form-submit {
    grid-column: 1 / -1;
    text-align: center;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-dark);
    color: var(--color-light);
    padding-top: var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.footer-logo img {
    margin-bottom: var(--spacing-sm);
}

.footer-logo p {
    color: var(--color-gray);
}

.footer h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.footer h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-primary);
}

.footer-links ul,
.footer-services ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a,
.footer-services a {
    color: var(--color-gray);
    transition: color var(--transition-normal);
    display: inline-block;
    padding: 2px 0;
}

.footer-links a:hover,
.footer-services a:hover {
    color: var(--color-primary-light);
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.social-links a {
    color: var(--color-gray);
    transition: color var(--transition-normal);
}

.social-links a:hover {
    color: var(--color-primary-light);
}

.footer-bottom {
    padding: var(--spacing-md) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.footer-bottom p {
    color: var(--color-gray);
    margin-bottom: 0;
}

.legal-links {
    display: flex;
    gap: var(--spacing-md);
}

.legal-links a {
    color: var(--color-gray);
    transition: color var(--transition-normal);
}

.legal-links a:hover {
    color: var(--color-primary-light);
}

/* ===== SUCCESS PAGE ===== */
.success-page {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--spacing-lg);
}

.success-content {
    max-width: 600px;
    animation: fadeIn 1s ease-in-out;
}

.success-icon {
    font-size: 5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

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

/* ===== PRIVACY & TERMS PAGES ===== */
.privacy-page,
.terms-page {
    padding-top: 140px;
    padding-bottom: var(--spacing-lg);
}

.privacy-content,
.terms-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-content h2,
.terms-content h2 {
    color: var(--color-primary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.privacy-content p,
.terms-content p,
.privacy-content ul,
.terms-content ul {
    margin-bottom: var(--spacing-md);
}

.privacy-content ul,
.terms-content ul {
    padding-left: var(--spacing-md);
}

.privacy-content ul li,
.terms-content ul li {
    margin-bottom: var(--spacing-xs);
    list-style-type: disc;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-normal);
}

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

/* ===== MEDIA QUERIES ===== */
@media (max-width: 992px) {
    h1 {
        font-size: 2.8rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-content {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .burger-menu {
        display: flex;
        z-index: 1002;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        height: 100vh;
        background-color: var(--color-white);
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-normal);
        z-index: 1001;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .main-nav.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .stats-grid,
    .insights-grid,
    .resources-grid,
    .media-grid,
    .innovation-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer-logo {
        align-items: center;
    }
    
    .footer h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .section-padding {
        padding: var(--spacing-md) 0;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .hero {
        min-height: 80vh;
    }
    
    .testimonial-content {
        padding: var(--spacing-md);
    }
    
    .innovation-item {
        padding: var(--spacing-sm);
    }
}