/* ==========================================================================
   1. ROOT VARIABLES & GLOBAL SETUP
   ========================================================================== */

:root {
    /* Color Palette (Complementary: Blue/Purple base with Cyan/Teal accent) */
    --primary-color: #0D0F28;       /* Deep Navy Blue */
    --secondary-color: #9F7FFF;     /* Bright Lavender for highlights */
    --accent-color: #00F5D4;        /* Vibrant Cyan/Turquoise */
    --accent-color-dark: #00C2A9;    /* Darker cyan for hover */
    --text-color: #EAEAEA;          /* Light Gray/Off-white */
    --text-color-muted: #A0AEC0;    /* Muted gray for subtitles */
    --text-color-dark: #222222;      /* Dark gray for light backgrounds */
    --bg-color: #0A0C1E;            /* Very Dark Blue, almost black */
    --bg-color-light: #1A1C3A;      /* Slightly lighter navy for cards/sections */
    --border-color: rgba(0, 245, 212, 0.2);
    --shadow-color: rgba(0, 245, 212, 0.1);
    --gradient-bg: linear-gradient(145deg, var(--bg-color-light), var(--bg-color));
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Work Sans', sans-serif;

    /* Spacing & Sizing */
    --header-height: 80px;
    --border-radius: 8px;
    --border-radius-morph: 30% 70% 70% 30% / 30% 30% 70% 70%;
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-morph: 0.5s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

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

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

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

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

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

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

h1, h2, h3, h4 {
    font-family: var(--font-primary);
    font-weight: 700;
    color: var(--text-color);
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
    line-height: 1.3;
}

h1 { font-size: 3rem; margin-bottom: 1rem; }
h2 { font-size: 2.5rem; margin-bottom: 2rem; text-align: center; }
h3 { font-size: 1.5rem; margin-bottom: 1rem; }
p { margin-bottom: 1rem; color: var(--text-color-muted); }

/* ==========================================================================
   2. LAYOUT & UTILITY CLASSES
   ========================================================================== */

.container {
    width: 90%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

section {
    padding: 5rem 0;
}

.section-title {
    color: var(--text-color);
    position: relative;
    padding-bottom: 1rem;
    margin-bottom: 3rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--accent-color);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    max-width: 700px;
    margin: -2rem auto 3rem;
    font-size: 1.1rem;
    color: var(--text-color-muted);
}

/* For ScrollReveal.js */
.reveal {
    opacity: 1;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

/* ==========================================================================
   3. GLOBAL COMPONENTS (Buttons, Cards)
   ========================================================================== */

/* Global Button Styles */
.cta-button, .cta-button-secondary, .submit-button, .read-more {
    display: inline-block;
    font-family: var(--font-primary);
    font-weight: 600;
    padding: 14px 32px;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    transition: all var(--transition-morph);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.cta-button, .submit-button {
    background-color: var(--accent-color);
    color: var(--primary-color);
    border-color: var(--accent-color);
}

.cta-button:hover, .submit-button:hover {
    background-color: var(--accent-color-dark);
    border-color: var(--accent-color-dark);
    color: #000;
    border-radius: var(--border-radius-morph);
    transform: scale(1.05);
}

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

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

.read-more {
    font-size: 0.9rem;
    padding: 8px 16px;
    font-weight: 500;
}

/* Global Card Styles */
.card {
    background: var(--bg-color-light);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px var(--shadow-color);
}

.card .card-image {
    width: 100%;
    height: 200px; /* Fixed height for image container */
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.card .card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Ensures image covers the container */
    transition: transform var(--transition-fast);
}

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

.card .card-content h3 {
    color: var(--accent-color);
}

/* ==========================================================================
   4. HEADER & NAVIGATION
   ========================================================================== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 12, 30, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0 2rem;
    transition: background-color var(--transition-fast);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--header-height);
}

.logo {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-color);
}

.logo:hover {
    color: var(--accent-color);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-list a {
    color: var(--text-color);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
}

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

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

.burger-menu {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.burger-menu span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    margin: 5px 0;
    transition: all 0.4s ease;
}

/* ==========================================================================
   5. SECTION STYLES
   ========================================================================== */

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #FFFFFF;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(0deg, rgba(10, 12, 30, 0.8) 0%, rgba(10, 12, 30, 0.5) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 4rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 700px;
    margin: 1rem auto 2rem;
    color: #FFFFFF;
}

/* Statistics Section */
.stats-section {
    background: var(--gradient-bg);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-block .stat-number {
    font-family: var(--font-primary);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--accent-color);
    display: block;
    line-height: 1;
}

.stat-block .stat-label {
    font-size: 1rem;
    color: var(--text-color-muted);
}

/* Features, Success Stories, Insights Section */
.features-grid, .stories-grid, .insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: transparent;
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.service-card:hover {
    background-color: var(--bg-color-light);
    transform: translateY(-5px);
}

.service-card h3 {
    color: var(--accent-color);
}

/* Methodology Section */
.methodology-section {
    background: var(--gradient-bg);
}

.methodology-steps .step {
    display: flex;
    align-items: flex-start;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.methodology-steps .step:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 40px;
    top: 80px;
    width: 2px;
    height: calc(100% - 40px);
    background: var(--border-color);
}

.step-number {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    opacity: 1.5;
    line-height: 1;
    min-width: 80px;
    text-align: center;
}

.step-content h4 {
    font-size: 1.5rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

/* Research Section */
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.research-item {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    background: var(--bg-color-light);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.research-image {
    width: 150px;
    height: 150px;
    object-fit: cover;
    border-radius: var(--border-radius);
    flex-shrink: 0;
}

.modal-trigger {
    background: none;
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 1rem;
    transition: background-color var(--transition-fast), color var(--transition-fast);
}

.modal-trigger:hover {
    background-color: var(--accent-color);
    color: var(--primary-color);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.7);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background-color: var(--bg-color-light);
    margin: 10% auto;
    padding: 2rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    width: 80%;
    max-width: 700px;
    position: relative;
    animation: slideIn 0.4s ease;
}

@keyframes slideIn { from { transform: translateY(-50px); } to { transform: translateY(0); } }

.close-button {
    color: var(--text-color-muted);
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
}

.close-button:hover {
    color: var(--text-color);
}

/* Testimonials Section */
.testimonials-section {
    background: var(--gradient-bg);
}

.testimonial-item {
    background-color: var(--bg-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    max-width: 800px;
    margin: 0 auto;
    border-left: 5px solid var(--accent-color);
    margin-bottom: 2rem;
}
.testimonial-item p {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 1rem;
}
.testimonial-item cite {
    font-weight: 500;
    color: var(--text-color-muted);
}

/* Events Section */
.event-item {
    display: flex;
    gap: 2rem;
    align-items: center;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-fast);
}
.event-item:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}
.event-item:hover {
    background-color: var(--bg-color-light);
}
.event-date {
    background-color: var(--primary-color);
    color: var(--text-color);
    border-radius: var(--border-radius);
    text-align: center;
    padding: 1rem;
    width: 80px;
    flex-shrink: 0;
}
.event-date .month {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
}
.event-date .day {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    color: var(--accent-color);
}
.event-details h3 {
    margin-bottom: 0.5rem;
}
.event-details a {
    margin-top: 1rem;
}

/* External Resources Section */
.external-resources-section {
    background: var(--gradient-bg);
}
.resources-list {
    list-style: none;
    max-width: 800px;
    margin: 0 auto;
}
.resources-list li {
    background-color: var(--bg-color-light);
    margin-bottom: 1rem;
    border-radius: var(--border-radius);
    transition: transform var(--transition-fast);
}
.resources-list li:hover {
    transform: translateX(10px);
}
.resources-list a {
    display: block;
    padding: 1.5rem;
    font-weight: 500;
    position: relative;
}
.resources-list a::after {
    content: '→';
    position: absolute;
    right: 1.5rem;
    opacity: 1;
    transition: opacity var(--transition-fast);
}
.resources-list li:hover a::after {
    opacity: 1;
}

/* Contact Section */
.contact-form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--bg-color-light);
    padding: 3rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.contact-form label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    color: var(--text-color-muted);
    pointer-events: none;
    transition: all var(--transition-fast);
}

.contact-form input:focus + label,
.contact-form input:not(:placeholder-shown) + label,
.contact-form textarea:focus + label,
.contact-form textarea:not(:placeholder-shown) + label {
    top: -0.75rem;
    left: 0.75rem;
    font-size: 0.8rem;
    color: var(--accent-color);
    background-color: var(--bg-color-light);
    padding: 0 5px;
}

/* ==========================================================================
   6. FOOTER
   ========================================================================== */

.site-footer {
    background-color: var(--primary-color);
    padding: 4rem 0 2rem;
    border-top: 2px solid var(--accent-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-column h4 {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.footer-column p,
.footer-column ul {
    color: var(--text-color-muted);
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.5rem;
}

.footer-column ul a {
    color: var(--text-color-muted);
}

.footer-column ul a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-color-muted);
    font-size: 0.9rem;
}


/* ==========================================================================
   7. OTHER PAGES (Success, Legal)
   ========================================================================== */

.success-page-container,
.legal-page-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    text-align: center;
    padding: var(--header-height) 2rem 2rem;
}

.legal-page-container {
    min-height: auto;
    align-items: flex-start;
    text-align: left;
    max-width: 800px;
    margin: 0 auto;
    padding-top: calc(var(--header-height) + 40px);
}

.legal-page-container h1 {
    width: 100%;
    text-align: center;
}


/* ==========================================================================
   8. RESPONSIVE DESIGN
   ========================================================================== */

@media (max-width: 1024px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    .hero-title { font-size: 3rem; }
}

@media (max-width: 768px) {
    body {
        font-size: 15px;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 100%;
        height: 100vh;
        background-color: var(--primary-color);
        transform: translateX(100%);
        transition: transform 0.4s ease-in-out;
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .main-nav.active {
        transform: translateX(0);
    }
    
    .nav-list {
        flex-direction: column;
        text-align: center;
        gap: 2.5rem;
    }

    .nav-list a {
        font-size: 1.5rem;
    }
    
    .burger-menu {
        display: block;
    }

    .burger-menu.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .burger-menu.active span:nth-child(2) {
        opacity: 1;
    }
    .burger-menu.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.1rem; }

    .research-grid { grid-template-columns: 1fr; }
    .research-item { flex-direction: column; text-align: center; }

    .event-item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

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