:root {
  /* Fonts */
  --font-primary: 'Poppins', sans-serif;
  --font-secondary: 'Work Sans', sans-serif;

  /* Analogous Color Scheme */
  --color-primary: #3A8DFF; /* Bright Blue - Main interactive elements */
  --color-primary-dark: #2A70CC;
  --color-secondary: #00BFA5; /* Teal - Accents, secondary info */
  --color-tertiary: #7B61FF; /* Purple - Accents, highlights */

  /* Neutral Colors */
  --color-text: #333333; /* Dark gray for body text */
  --color-text-light: #555555;
  --color-headings: #222222; /* Darker for headings */
  --color-background: #FFFFFF;
  --color-background-alt: #f4f7f9; /* Light gray for alternate sections */
  --color-border: #e0e0e0;
  --color-white: #FFFFFF;
  --color-black: #000000;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  --gradient-secondary: linear-gradient(135deg, var(--color-secondary), var(--color-tertiary));
  --gradient-dynamic: linear-gradient(270deg, var(--color-primary) 0%, var(--color-secondary) 50%, var(--color-tertiary) 100%);

  /* Spacing */
  --spacing-xs: 0.5rem;   /* 8px */
  --spacing-sm: 1rem;     /* 16px */
  --spacing-md: 1.5rem;   /* 24px */
  --spacing-lg: 2.5rem;   /* 40px */
  --spacing-xl: 4rem;     /* 64px */
  --section-padding-y: 4rem; /* Vertical padding for sections */

  /* Borders & Shadows */
  --border-radius: 8px;
  --box-shadow-light: 0 4px 10px rgba(0, 0, 0, 0.05);
  --box-shadow-medium: 0 6px 15px rgba(0, 0, 0, 0.1);
  --box-shadow-large: 0 10px 30px rgba(0, 0, 0, 0.1);
  --text-shadow-dark: 1px 1px 3px rgba(0,0,0,0.5);
}

/* 1. Reset/Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 100%; /* Base font size (16px default) */
}

body {
    font-family: var(--font-secondary);
    color: var(--color-text);
    background-color: var(--color-background);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: var(--color-primary);
    transition: color 0.3s ease;
}

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

ul, ol {
    list-style: none;
}

/* 2. Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    color: var(--color-headings);
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    font-weight: 600;
}

h1 { font-size: clamp(2.2rem, 5vw, 3rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.3rem, 3vw, 1.7rem); }
h4 { font-size: clamp(1.1rem, 2.5vw, 1.3rem); }
p { margin-bottom: var(--spacing-sm); }

.section-title {

    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: clamp(2rem, 5vw, 2.8rem);
    color: var(--color-headings);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

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

.section-subtitle {
    text-align: center;
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--color-text-light);
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: var(--spacing-lg);
}

/* 3. Layout */
.container {
    width: 90%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
}

.content-section {
    padding: var(--section-padding-y) 0;
    overflow: hidden;
}

.content-section:nth-child(even) {
    background-color: var(--color-background-alt);
}

/* 4. Global Components */
/* Buttons */
.button, button, input[type="submit"], input[type="button"] {
    display: inline-block;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    line-height: 1.2; /* Ensure text is vertically centered */
}

.primary-button {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.primary-button:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 6px 20px rgba(58, 141, 255, 0.4);
    color: var(--color-white);
}

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

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

.button-link {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 600;
    position: relative;
    padding-bottom: 3px;
    transition: color 0.3s ease, transform 0.3s ease;
}

.button-link::after {
    content: ' →';
}

.button-link:hover {
    color: var(--color-primary-dark);
    transform: translateX(3px);
}

/* Cards */
.card {
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-medium);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    text-align: center; /* STROGO: for content inside */
    height: 100%; /* For equal height cards in a grid */
}

.card:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: var(--box-shadow-large);
}

.card-image {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden; /* Important for object-fit */
}

/* Specific heights for card images where needed */
.service-card .card-image { height: 200px; }
.blog-post-card .card-image { height: 220px; }
.media-card .card-image { height: 180px; }
.testimonial-card .card-image { /* Style further down */ }


.card-image img {
    width: 100%;
    height: 100%; /* Fill container */
    object-fit: cover; /* STROGO */
    transition: transform 0.4s ease;
}
.card:hover .card-image img {
    transform: scale(1.05);
}


.card-content {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    text-align: left; /* Default text flow */
}

.card-title {
    font-size: clamp(1.2rem, 2.5vw, 1.5rem);
    margin-bottom: var(--spacing-sm);
    color: var(--color-headings);
    text-align: center;
}

.card-description {
    font-size: clamp(0.9rem, 1.8vw, 1rem);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}
.card-price {
    font-size: clamp(1.2rem, 2.5vw, 1.4rem);
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}
.card .button, .card .button-link {
    margin-top: auto; /* Push to bottom */
    align-self: center; /* Center button if card text is left aligned */
}


/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}
.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="password"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: calc(var(--spacing-sm) - 2px) var(--spacing-sm); /* Adjust for border */
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background-color: var(--color-white);
}
.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group input[type="tel"]:focus,
.form-group input[type="password"]:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(58, 141, 255, 0.25);
}
.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* 5. Header & Navigation */
.site-header {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: var(--spacing-sm) 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--box-shadow-light);
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
    background-color: var(--color-white);
    box-shadow: var(--box-shadow-medium);
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    font-family: var(--font-primary);
    font-size: clamp(1.5rem, 3vw, 1.8rem);
    font-weight: 700;
    color: var(--color-primary);
}
.nav-links { display: flex; }
.nav-links li { margin-left: var(--spacing-lg); }
.nav-links a {
    font-family: var(--font-primary);
    font-weight: 500;
    color: var(--color-text);
    padding: var(--spacing-xs) 0; /* Adjust padding for underline effect */
    position: relative;
    transition: color 0.3s ease;
}
.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px; /* Position underline below text */
    left: 50%;
    background-color: var(--color-primary);
    transition: width 0.3s ease, left 0.3s ease;
    border-radius: 1px;
}
.nav-links a:hover, .nav-links a.active { color: var(--color-primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; left: 0; }

.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: var(--spacing-sm); z-index: 1001;}
.hamburger-icon { display: block; width: 25px; height: 3px; background-color: var(--color-text); position: relative; transition: background-color 0.1s ease; }
.hamburger-icon::before, .hamburger-icon::after { content: ''; position: absolute; width: 25px; height: 3px; background-color: var(--color-text); left: 0; transition: transform 0.3s ease, top 0.3s ease; }
.hamburger-icon::before { top: -8px; }
.hamburger-icon::after { top: 8px; }
.menu-toggle.active .hamburger-icon { background-color: transparent; }
.menu-toggle.active .hamburger-icon::before { top: 0; transform: rotate(45deg); }
.menu-toggle.active .hamburger-icon::after { top: 0; transform: rotate(-45deg); }

/* 6. Footer */
.site-footer {
    background-color: var(--color-headings);
    color: #a0aec0;
    padding: var(--spacing-xl) 0 var(--spacing-md) 0;
    font-size: clamp(0.85rem, 1.5vw, 0.95rem);
}
.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
}
.site-footer h4 {
    font-family: var(--font-primary);
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}
.site-footer ul li { margin-bottom: var(--spacing-xs); }
.site-footer ul li a { color: #a0aec0; transition: color 0.3s ease, padding-left 0.3s ease; }
.site-footer ul li a:hover { color: var(--color-white); padding-left: 5px; }
.footer-copyright {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid #4a5568;
}
.footer-copyright p { margin-bottom: var(--spacing-xs); }

/* 7. Page-Specific Styles */
/* Privacy, Terms pages */
.legal-page-content, .static-page-content {
    padding-top: calc(var(--spacing-xl) + 60px); /* Header height + extra space */
    padding-bottom: var(--spacing-xl);
    min-height: calc(100vh - 100px); /* Adjust based on actual header/footer */
}
.legal-page-content .container h1, .static-page-content .container h1,
.legal-page-content .container h2, .static-page-content .container h2 {
    text-align: left; /* Override default centered section titles */
}
.legal-page-content .container h1::after, .static-page-content .container h1::after {
    left: 0; transform: translateX(0); /* Align underline */
}
.legal-page-content .container p, .static-page-content .container p { text-align: left; }

/* Success page */
.success-page {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--gradient-secondary);
}
.success-content {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-large);
    max-width: 550px;
}
.success-content h1 {
    color: var(--color-secondary);
    font-size: clamp(2rem, 5vw, 2.8rem);
}
.success-content p { color: var(--color-text-light); font-size: clamp(1rem, 2vw, 1.15rem); margin-bottom: var(--spacing-lg); }
.success-content .button { margin-top: var(--spacing-md); }

/* 8. Section Styles */
/* Hero Section */
.hero-section {
    position: relative;
    color: var(--color-white);
    padding: clamp(6rem, 15vh, 10rem) 0;
    text-align: center;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-overlay {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.75));
    z-index: 1;
}
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    color: var(--color-white);
    text-shadow: var(--text-shadow-dark);
}
.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    line-height: 1.6;
    color: var(--color-white);
    text-shadow: 1px 1px 2px rgba(0,0,0,0.6);
    margin-bottom: var(--spacing-lg);
}

/* Mission & Sustainability Section */
.mission-content, .sustainability-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}
.mission-text p, .sustainability-text p { font-size: 1.05rem; line-height: 1.8; color: var(--color-text); }
.mission-image-container img, .sustainability-image-container img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-medium);
}
@media (min-width: 768px) {
    .mission-content, .sustainability-content { grid-template-columns: repeat(2, 1fr); }
    .sustainability-content .sustainability-text { order: 1; } /* Text on the right */
    .sustainability-content .sustainability-image-container { order: -1; } /* Image on the left */
}


/* Services, Portfolio, Blog, External Resources, Media Grids */
.services-grid, .portfolio-grid, .blog-grid, .resources-list, .media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
    gap: var(--spacing-lg);
}

/* Testimonial Card Specifics */
.testimonial-card .card-image {
    width: 120px; height: 120px;
    border-radius: 50%;
    margin: 0 auto var(--spacing-md) auto; /* Center image */
    border: 4px solid var(--color-white);
    box-shadow: var(--box-shadow-light);
}
.testimonial-name { text-align: center; font-size: 1.3rem; margin-bottom: var(--spacing-xs); }
.testimonial-course { text-align: center; font-size: 0.9rem; color: var(--color-primary); margin-bottom: var(--spacing-sm); }
.testimonial-quote {
    font-style: italic;
    color: var(--color-text-light);
    padding: 0 var(--spacing-sm);
    position: relative;
    text-align: center;
    font-size: 0.95rem;
}
.testimonial-quote::before { content: '“'; font-size: 3rem; color: var(--color-border); position: absolute; left: -5px; top: -15px; line-height: 1; }
.testimonial-quote::after { content: '”'; font-size: 3rem; color: var(--color-border); position: absolute; right: -5px; bottom: -25px; line-height: 1;}

/* Stats Section */
.stats-section {
    background-size: cover; background-position: center; background-repeat: no-repeat;
    position: relative; color: var(--color-white);
}
.stats-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.65); z-index: 1; }
.stats-section .container { position: relative; z-index: 2; }
.stats-section .section-title { color: var(--color-white); text-shadow: var(--text-shadow-dark); }
.stats-section .section-title::after { background: var(--color-white); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--spacing-md); text-align: center; }
.stat-item { padding: var(--spacing-md) var(--spacing-sm); }
.stat-icon svg { width: 48px; height: 48px; stroke: var(--color-primary); margin-bottom: var(--spacing-sm); }
.stat-number { font-size: clamp(2.5rem, 5vw, 3rem); font-weight: 700; font-family: var(--font-primary); color: var(--color-white); margin-bottom: var(--spacing-xs); }
.stat-label { font-size: clamp(0.9rem, 2vw, 1rem); color: #e2e8f0; font-weight: 500; }

/* External Resources */
.resource-item.card { background-color: var(--color-background); box-shadow: var(--box-shadow-light); } /* Slightly less prominent */
.resource-title { font-size: 1.25rem; }
.resource-title a { color: var(--color-primary); font-weight: 600; }
.resource-title a:hover { text-decoration: underline; }

/* Blog Post Card */
.blog-post-card .post-meta { font-size: 0.85rem; color: var(--color-text-light); margin-bottom: var(--spacing-sm); }

/* Media Card */
.media-source { font-size: 0.9rem; font-style: italic; color: var(--color-text-light); margin-bottom: var(--spacing-sm); }

/* FAQ Section */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
    transition: box-shadow 0.3s ease;
}
.faq-item:hover { box-shadow: var(--box-shadow-light); }
.faq-item[open] { border-color: var(--color-primary); box-shadow: var(--box-shadow-medium); }
.faq-item[open] .faq-question { color: var(--color-primary); }
.faq-item[open] .faq-question::after { transform: rotate(180deg); }
.faq-question {
    display: flex; justify-content: space-between; align-items: center;
    width: 100%; padding: var(--spacing-md);
    font-size: clamp(1.05rem, 2vw, 1.2rem); font-weight: 600;
    cursor: pointer; background: none; border: none; text-align: left;
    color: var(--color-headings); font-family: var(--font-primary);
}
.faq-question::after { content: '▼'; font-size: 0.9rem; transition: transform 0.3s ease; color: var(--color-primary); }
.faq-answer { padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md); font-size: 1rem; line-height: 1.7; color: var(--color-text-light); }
.faq-answer p:last-child { margin-bottom: 0; }

/* Contact Section */
.contact-form-container {
    display: grid; grid-template-columns: 1fr; gap: var(--spacing-xl);
    background-color: var(--color-white); padding: var(--spacing-lg);
    border-radius: var(--border-radius); box-shadow: var(--box-shadow-medium);
}
.contact-details h3 { font-size: 1.6rem; margin-bottom: var(--spacing-md); color: var(--color-primary); }
.contact-details p { margin-bottom: var(--spacing-sm); display: flex; align-items: center; font-size: 1rem; }
.contact-details p img { margin-right: var(--spacing-sm); width: 22px; height: 22px; }
.contact-details a { color: var(--color-primary); font-weight: 500; }
.contact-map-placeholder img { border-radius: var(--border-radius); width: 100%; height: 250px; object-fit: cover; }
@media (min-width: 992px) {
    .contact-form-container { grid-template-columns: 1.5fr 1fr; }
}

/* 9. Animations & Effects */
#particle-container {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: -10; /* Far behind */
    background: var(--gradient-dynamic); /* Fallback */
    /* animation: dynamicGradient 15s ease infinite; */ /* If pure CSS gradient animation is desired */
}
/* @keyframes dynamicGradient { ... } */

/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}
/* Staggered animation for grid items (JS should add .visible with delay) */
.card.visible:nth-child(2), .faq-item.visible:nth-child(2) { transition-delay: 0.1s; }
.card.visible:nth-child(3), .faq-item.visible:nth-child(3) { transition-delay: 0.2s; }
/* ... and so on */

/* 10. Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.font-bold { font-weight: bold; }
/* Add more as needed */

/* 11. Responsive Styles */
@media (max-width: 991px) { /* Tablet */
    .mission-content, .sustainability-content { grid-template-columns: 1fr; }
    .mission-image-container, .sustainability-image-container { margin-top: var(--spacing-lg); order: -1; /* Image first on stack */ }
}

@media (max-width: 767px) { /* Mobile */
    .nav-links {
        display: none; flex-direction: column;
        position: absolute; top: 100%; left: 0; width: 100%;
        background-color: var(--color-white);
        box-shadow: var(--box-shadow-medium);
        padding: var(--spacing-sm) 0;
        border-top: 1px solid var(--color-border);
    }
    .nav-links.active { display: flex; }
    .nav-links li { margin-left: 0; width: 100%; text-align: center; }
    .nav-links a { display: block; padding: var(--spacing-md); width: 100%; border-radius: 0; }
    .nav-links a:hover, .nav-links a.active { background-color: var(--color-background-alt); }
    .nav-links a::after { display: none; }
    .menu-toggle { display: block; }

    .stats-grid { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
    .contact-form-container { grid-template-columns: 1fr; }
    .contact-details { margin-top: var(--spacing-lg); }
    .footer-container { grid-template-columns: 1fr; text-align: center; }
    .site-footer ul li a:hover { padding-left: 0; }
}

@media (max-width: 480px) { /* Small Mobile */
    .container { width: 95%; }
    .button { padding: var(--spacing-sm) var(--spacing-md); }
    .stats-grid { grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); }
}
.section-title{
    text-align: center !important;
}
.section-title::after{
    left: 50% !important;
    transform: translateX(-50%) !important;
}