:root {
    /* Typography */
    --font-family-headings: 'Manrope', sans-serif;
    --font-family-body: 'Rubik', sans-serif;
    --font-weight-normal: 400;
    --font-weight-bold: 700;

    /* Colors - Monochrome with a punchy accent */
    --color-background: #FFFFFF;
    --color-text-primary: #222222;
    --color-text-secondary: #555555;
    --color-text-on-dark: #F1F1F1; /* For text on dark backgrounds like footer */
    --color-primary-accent: #F0AD4E;
    --color-primary-accent-dark: #D89C45;
    --color-neo-brutalist-border: #0A0A0A;
    --color-neo-brutalist-shadow-color: #0A0A0A; /* Explicit shadow color */
    --color-card-background: #FAFAFA;
    --color-border-subtle: #E0E0E0;
    --color-overlay-dark: rgba(0, 0, 0, 0.5);
    --color-white: #FFFFFF;
    --color-black: #000000;

    /* Spacing */
    --spacing-xs: 0.5rem;  /* 8px */
    --spacing-sm: 1rem;    /* 16px */
    --spacing-md: 1.5rem;  /* 24px */
    --spacing-lg: 2rem;    /* 32px */
    --spacing-xl: 3rem;    /* 48px */
    --spacing-xxl: 4rem;   /* 64px */

    /* Borders & Shadows */
    --border-radius-sharp: 0px;
    --border-radius-subtle: 4px;
    --neo-box-shadow: 4px 4px 0px var(--color-neo-brutalist-shadow-color);
    --card-box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);

    /* Transitions */
    --transition-speed-fast: 0.2s;
    --transition-speed-normal: 0.3s;

    /* Header Height - for offsetting content */
    --header-height: 70px; /* Approximate, adjust based on final header styles */
}

/* Global Styles */
*,
*::before,
*::after {
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-family-body);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-background);
    margin: 0;
    padding-top: var(--header-height); /* Account for fixed header */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-headings);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.7rem; }
h4 { font-size: 1.3rem; }

p {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

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

a:hover, a:focus {
    color: var(--color-primary-accent-dark);
    text-decoration: underline;
}

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

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

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.hidden { display: none !important; }

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Buttons */
.btn, button, input[type="submit"], input[type="button"] {
    display: inline-block;
    font-family: var(--font-family-headings);
    font-weight: var(--font-weight-bold);
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--color-neo-brutalist-border);
    border-radius: var(--border-radius-sharp);
    transition: all var(--transition-speed-fast) ease-in-out;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.2; /* Ensure text is vertically centered */
}

.btn-primary {
    background-color: var(--color-primary-accent);
    color: var(--color-neo-brutalist-border);
    box-shadow: var(--neo-box-shadow);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--color-primary-accent-dark);
    color: var(--color-neo-brutalist-border);
    box-shadow: 2px 2px 0px var(--color-neo-brutalist-shadow-color);
    transform: translate(2px, 2px);
}

.btn-secondary {
    background-color: var(--color-background);
    color: var(--color-neo-brutalist-border);
    box-shadow: var(--neo-box-shadow);
}
.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--color-neo-brutalist-border);
    color: var(--color-background);
    box-shadow: 2px 2px 0px var(--color-primary-accent);
    transform: translate(2px, 2px);
    border-color: var(--color-primary-accent);
}

/* Header */
.site-header {
    background-color: var(--color-background);
    padding: var(--spacing-xs) 0; /* Reduced padding for a slimmer header */
    height: var(--header-height);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 2px solid var(--color-neo-brutalist-border);
    display: flex;
    align-items: center;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%; /* Ensure container inside header takes full width */
}

.logo {
    font-family: var(--font-family-headings);
    font-size: 1.6rem; /* Slightly smaller for better fit */
    font-weight: var(--font-weight-bold);
    color: var(--color-neo-brutalist-border);
    text-decoration: none;
    text-transform: uppercase;
}

.main-nav .nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    align-items: center;
}
.main-nav .nav-list li {
    margin-left: var(--spacing-md);
}
.main-nav .nav-list a {
    text-decoration: none;
    color: var(--color-text-primary);
    font-family: var(--font-family-body);
    font-weight: var(--font-weight-bold);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-subtle);
    transition: background-color var(--transition-speed-fast), color var(--transition-speed-fast);
    text-transform: uppercase;
    font-size: 0.9rem;
}
.main-nav .nav-list a:hover,
.main-nav .nav-list a:focus,
.main-nav .nav-list a.active {
    background-color: var(--color-primary-accent);
    color: var(--color-neo-brutalist-border);
    text-decoration: none;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs); /* Make it easier to tap */
    margin: 0;
    z-index: 1001;
}
.hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-neo-brutalist-border);
    position: relative;
    transition: transform var(--transition-speed-normal) ease-in-out;
}
.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--color-neo-brutalist-border);
    transition: transform var(--transition-speed-normal) ease-in-out, top var(--transition-speed-normal) ease-in-out, opacity var(--transition-speed-normal) ease-in-out;
}
.hamburger::before { top: -8px; }
.hamburger::after { top: 8px; }

/* Mobile Nav Open State */
.main-nav.nav-open .hamburger { background-color: transparent; } /* Line disappears */
.main-nav.nav-open .hamburger::before { top: 0; transform: rotate(45deg); }
.main-nav.nav-open .hamburger::after { top: 0; transform: rotate(-45deg); }


/* General Section Styling */
.section {
    padding: var(--spacing-xl) 0;
    text-align: center;
}
.section:last-of-type {
    padding-bottom: var(--spacing-xxl); /* More space before footer */
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
}
.section-title::after {
    content: '';
    display: block;
    width: 70px;
    height: 4px;
    background-color: var(--color-primary-accent);
    margin: var(--spacing-sm) auto var(--spacing-lg) auto;
}
.section-intro {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 750px;
    margin: 0 auto var(--spacing-lg) auto;
    line-height: 1.7;
}

/* Hero Section */
.hero-section {
    padding: var(--spacing-xl) 0; /* Adjusted padding */
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    position: relative;
    /* Ensure it takes considerable height but not fixed */
    min-height: calc(80vh - var(--header-height)); /* Example: 80% of viewport minus header */
}
.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
    padding: var(--spacing-md);
}
.hero-title {
    font-size: 3rem;
    color: var(--color-white);
    text-shadow: 2px 2px 5px rgba(0,0,0,0.7);
}
.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-white);
    text-shadow: 1px 1px 3px rgba(0,0,0,0.7);
    margin-bottom: var(--spacing-lg);
}
#particle-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* Card Styles */
.card {
    background-color: var(--color-card-background);
    border: 2px solid var(--color-neo-brutalist-border);
    border-radius: var(--border-radius-sharp);
    padding: var(--spacing-md);
    box-shadow: var(--card-box-shadow);
    text-align: center;
    display: flex;
    flex-direction: column;
    height: 100%; /* For equal height in grids */
}
.card-image {
    width: 100%;
    max-width: 320px;
    height: 220px;
    margin: 0 auto var(--spacing-md) auto;
    overflow: hidden;
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--border-radius-subtle);
}
.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.card-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between; /* Pushes button down */
}
.card-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}
.card-content p {
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
    flex-grow: 1; /* Allows p to take space before button */
    color: var(--color-text-secondary);
}
.card .btn {
    margin-top: auto; /* Pushes button to bottom of card */
    align-self: center;
}

/* About Section */
.about-section .about-content {
    display: flex;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
    align-items: center;
    gap: var(--spacing-xl);
    text-align: left;
}
.about-section .about-text {
    flex: 2; /* Takes more space */
    min-width: 300px; /* Minimum width before wrapping/stacking */
}
.about-section .about-text p {
    font-size: 1.05rem;
    line-height: 1.8;
}
.about-section .about-image { /* This is the .card-image div */
    flex: 1;
    min-width: 280px; /* Minimum width for image container */
    max-width: 450px;
    height: auto; /* Let image define height */
    max-height: 350px;
}

/* Grid Layouts */
.awards-grid,
.insights-grid,
.community-grid,
.external-links-grid,
.careers-listing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
    gap: var(--spacing-lg);
    text-align: left;
}
.careers-listing .card,
.external-links-grid .card {
    text-align: left; /* Ensure content starts left */
}
.external-links-grid .card-content h3 a {
    color: var(--color-primary-accent);
}
.external-links-grid .card-content h3 a:hover {
    text-decoration: underline;
}

/* Carousel */
.carousel {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: var(--spacing-md);
    padding: var(--spacing-xs) 0 var(--spacing-md) 0; /* Padding for aesthetics and scrollbar */
    -webkit-overflow-scrolling: touch; /* Smooth scrolling on iOS */
}
.carousel::-webkit-scrollbar { height: 8px; }
.carousel::-webkit-scrollbar-thumb { background: var(--color-border-subtle); border-radius: 4px; }
.carousel-item {
    flex: 0 0 auto;
    width: clamp(280px, 80%, 350px); /* Responsive width */
    scroll-snap-align: start;
}
.carousel-nav {
    text-align: center;
    margin-top: var(--spacing-md);
}
.carousel-nav button {
    background-color: var(--color-primary-accent);
    color: var(--color-neo-brutalist-border);
    border: 2px solid var(--color-neo-brutalist-border);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
    line-height: 1;
    margin: 0 var(--spacing-xs);
    cursor: pointer;
    transition: background-color var(--transition-speed-fast), transform var(--transition-speed-fast);
}
.carousel-nav button:hover {
    background-color: var(--color-primary-accent-dark);
    transform: scale(1.1);
}

/* Testimonial Cards */
.testimonial.card {
    background-color: var(--color-neo-brutalist-border);
    color: var(--color-text-on-dark);
    border-color: var(--color-primary-accent);
    box-shadow: 4px 4px 0px var(--color-primary-accent);
    text-align: center;
}
.testimonial.card .card-image { /* Avatar */
    width: 90px;
    height: 90px;
    border-radius: 50%;
    border: 3px solid var(--color-primary-accent);
    margin-bottom: var(--spacing-sm);
}
.testimonial.card blockquote p {
    font-style: italic;
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
    color: var(--color-text-on-dark);
}
.testimonial.card blockquote footer {
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-accent);
    font-size: 0.9rem;
}

/* FAQ Accordion */
.faq-accordion {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}
.faq-item {
    margin-bottom: var(--spacing-sm);
    border: 2px solid var(--color-neo-brutalist-border);
    border-radius: var(--border-radius-sharp);
    overflow: hidden;
}
.faq-question {
    background-color: var(--color-card-background);
    color: var(--color-text-primary);
    cursor: pointer;
    padding: var(--spacing-md);
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 1.1rem;
    font-family: var(--font-family-body); /* Changed to body for questions, headings for title */
    font-weight: var(--font-weight-bold);
    transition: background-color var(--transition-speed-fast);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.faq-question:hover {
    background-color: var(--color-border-subtle);
}
.faq-question::after {
    content: '+';
    font-size: 1.8rem;
    font-weight: bold;
    color: var(--color-primary-accent);
    transition: transform var(--transition-speed-normal);
    margin-left: var(--spacing-sm);
}
.faq-item.active .faq-question::after { transform: rotate(45deg); }
.faq-answer {
    padding: 0 var(--spacing-md);
    background-color: var(--color-background);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease-out, padding 0.35s ease-out;
}
.faq-answer p {
    margin: var(--spacing-md) 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 0.95rem;
}
.faq-item.active .faq-answer {
    max-height: 600px; /* Generous max height */
    padding: var(--spacing-md);
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}
.form-group { margin-bottom: var(--spacing-md); }
.form-group label {
    display: block;
    font-family: var(--font-family-body);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
    font-size: 0.9rem;
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-neo-brutalist-border);
    border-radius: var(--border-radius-sharp);
    font-family: var(--font-family-body);
    font-size: 1rem;
    background-color: var(--color-background);
    color: var(--color-text-primary);
    transition: border-color var(--transition-speed-fast), box-shadow var(--transition-speed-fast);
}
.form-group input[type="text"]::placeholder,
.form-group input[type="email"]::placeholder,
.form-group textarea::placeholder {
    color: #999;
    opacity: 1;
}
.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary-accent);
    box-shadow: 0 0 0 2px var(--color-primary-accent-dark);
}
.form-group textarea {
    min-height: 150px;
    resize: vertical;
}
.contact-form .btn-primary {
    display: block;
    width: auto; /* Let it size by content or set max-width */
    min-width: 200px;
    margin: var(--spacing-md) auto 0 auto;
}

/* Footer */
.site-footer {
    background-color: var(--color-neo-brutalist-border);
    color: var(--color-text-on-dark);
    padding: var(--spacing-xl) 0 var(--spacing-md) 0;
    text-align: left;
}
.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}
.site-footer h4 {
    font-family: var(--font-family-headings);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-primary-accent);
    text-transform: uppercase;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer ul li { margin-bottom: var(--spacing-xs); }
.site-footer ul a {
    color: var(--color-text-on-dark);
    text-decoration: none;
    font-family: var(--font-family-body);
    font-size: 0.9rem;
    transition: color var(--transition-speed-fast), padding-left var(--transition-speed-fast);
}
.site-footer ul a:hover,
.site-footer ul a:focus {
    color: var(--color-primary-accent);
    text-decoration: none;
    padding-left: var(--spacing-xs); /* Subtle hover effect */
}
.newsletter-form {
    display: flex;
    margin-top: var(--spacing-sm);
}
.newsletter-form input[type="email"] {
    flex-grow: 1;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-text-on-dark);
    border-right: none;
    border-radius: var(--border-radius-sharp) 0 0 var(--border-radius-sharp);
    background-color: transparent;
    color: var(--color-text-on-dark);
    font-family: var(--font-family-body);
    font-size: 0.9rem;
}
.newsletter-form input[type="email"]::placeholder { color: rgba(241,241,241,0.7); }
.newsletter-form button {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-primary-accent);
    color: var(--color-neo-brutalist-border);
    border: 2px solid var(--color-primary-accent);
    border-left: 2px solid var(--color-neo-brutalist-border); /* Match input */
    border-radius: 0 var(--border-radius-sharp) var(--border-radius-sharp) 0;
    text-transform: uppercase;
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
}
.newsletter-form button:hover {
    background-color: var(--color-primary-accent-dark);
    border-color: var(--color-primary-accent-dark);
    border-left-color: var(--color-neo-brutalist-border);
}
.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid #444; /* Darker border */
    font-size: 0.85rem;
    color: rgba(241,241,241,0.8);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    background-color: rgba(10, 10, 10, 0.8);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}
.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}
.modal-content {
    background-color: var(--color-background);
    margin: var(--spacing-md);
    padding: var(--spacing-lg);
    border: 2px solid var(--color-neo-brutalist-border);
    border-radius: var(--border-radius-sharp);
    width: 90%;
    max-width: 650px;
    position: relative;
    box-shadow: 0 5px 20px rgba(0,0,0,0.4);
    animation: fadeInModal 0.3s ease-out;
    text-align: left;
    max-height: 90vh; /* Ensure modal fits viewport */
    overflow-y: auto; /* Scroll inside modal if content too long */
}
.modal-content .card-image {
    max-width: 100%;
    height: auto;
    max-height: 300px;
    margin-bottom: var(--spacing-md);
    border-radius: 0;
}
.modal-content .card-image img { border-radius: 0; }
.modal-content h2 {
    font-size: 1.8rem;
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}
.modal-content p {
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--color-text-secondary);
}
.close-modal {
    color: var(--color-text-secondary);
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-md);
    font-size: 2.2rem;
    font-weight: bold;
    line-height: 1;
}
.close-modal:hover,
.close-modal:focus {
    color: var(--color-neo-brutalist-border);
    text-decoration: none;
    cursor: pointer;
}
@keyframes fadeInModal {
    from { opacity: 0; transform: translateY(-30px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Page Specific Styles */
/* success.html */
body.success-page {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    padding-top: 0; /* No fixed header offset if header not present or handled differently */
}
body.success-page .site-header, body.success-page .site-footer { display: none; } /* Assuming no header/footer on pure success page */

.success-page main {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-card-background); /* Light background for success page */
}
.success-page .success-content {
    background-color: var(--color-background);
    padding: var(--spacing-xl);
    border: 3px solid var(--color-neo-brutalist-border);
    border-radius: var(--border-radius-sharp);
    box-shadow: var(--neo-box-shadow);
    max-width: 500px;
}
.success-page .success-content h1 {
    color: var(--color-primary-accent);
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}
.success-page .success-content p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

/* privacy.html & terms.html */
body.privacy-page main,
body.terms-page main {
    /* padding-top is already on body globally, so this might not be needed if header is consistent */
    padding-bottom: var(--spacing-xl);
    text-align: left;
}
body.privacy-page .container,
body.terms-page .container {
    max-width: 800px; /* Readable width */
}
body.privacy-page h1, body.terms-page h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-lg);
}
body.privacy-page h2, body.terms-page h2 {
    font-size: 1.8rem;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-primary-accent);
    padding-bottom: var(--spacing-xs);
}
body.privacy-page h3, body.terms-page h3 {
    font-size: 1.4rem;
    margin-top: var(--spacing-md);
    color: var(--color-text-primary);
}
body.privacy-page p, body.privacy-page li,
body.terms-page p, body.terms-page li {
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-secondary);
    font-size: 1rem;
}
body.privacy-page ul, body.privacy-page ol,
body.terms-page ul, body.terms-page ol {
    margin-left: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-sm);
}


/* Responsive Styles */
@media (max-width: 992px) {
    :root { --header-height: 60px; }
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    .section-title { font-size: 2rem; }
    .hero-title { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.1rem; }

    .about-section .about-content {
        flex-direction: column;
    }
    .about-section .about-text,
    .about-section .about-image {
        flex: 1 1 100%; /* Full width when stacked */
    }
    .about-section .about-image {
        margin-top: var(--spacing-lg);
        max-width: 100%; /* Allow full width */
    }
}

@media (max-width: 768px) {
    body { padding-top: var(--header-height); } /* Ensure this is still applied */
    .main-nav .nav-toggle { display: block; }
    .main-nav .nav-list {
        display: none;
        flex-direction: column;
        position: absolute;
        top: calc(var(--header-height) - 2px); /* Align with bottom of header border */
        left: 0;
        width: 100%;
        background-color: var(--color-background);
        border-top: 2px solid var(--color-neo-brutalist-border);
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
        padding: var(--spacing-sm) 0;
        z-index: 999; /* Below header but above content */
    }
    .main-nav.nav-open .nav-list { display: flex; }
    .main-nav .nav-list li { margin-left: 0; width: 100%; text-align: center; }
    .main-nav .nav-list a {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--color-border-subtle);
    }
    .main-nav .nav-list li:last-child a { border-bottom: none; }

    .section { padding: var(--spacing-lg) 0; }
    .section-title { font-size: 1.8rem; }
    .hero-title { font-size: 2rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-section { min-height: calc(70vh - var(--header-height)); }


    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .site-footer h4 { text-align: center; }
    .newsletter-form { flex-direction: column; gap: var(--spacing-xs); }
    .newsletter-form input[type="email"] {
        border-radius: var(--border-radius-sharp);
        border-right: 2px solid var(--color-text-on-dark);
    }
    .newsletter-form button {
        border-radius: var(--border-radius-sharp);
        width: 100%;
        border-left: 2px solid var(--color-primary-accent);
    }
    .modal-content { width: calc(100% - (2 * var(--spacing-sm))); margin: var(--spacing-sm) auto; padding: var(--spacing-md); }
}

@media (max-width: 480px) {
    :root {
        --spacing-sm: 0.75rem;
        --spacing-md: 1.1rem;
        --spacing-lg: 1.4rem;
        --spacing-xl: 2rem;
        --header-height: 55px;
    }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.7rem; }
    .section-title { font-size: 1.6rem; }
    .hero-title { font-size: 1.8rem; }
    .hero-subtitle { font-size: 0.9rem; }
    .logo { font-size: 1.4rem; }
    .btn, button, input[type="submit"], input[type="button"] {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }
    .contact-form .btn-primary { min-width: 150px; }
    .modal-content h2 { font-size: 1.5rem; }
}