:root {
    /* Fonts */
    --font-heading: 'Archivo Black', sans-serif;
    --font-body: 'Roboto', sans-serif;

    /* Core Colors */
    --primary-color-start: #6a11cb; /* Vibrant Purple */
    --primary-color-end: #2575fc;   /* Vibrant Blue */
    --accent-color-1: #00c6ff;      /* Bright Cyan/Teal */
    --accent-color-2: #ffc837;      /* Warm Gold */
    --accent-color-1-rgb: 0, 198, 255; /* For rgba usage */


    /* Text Colors */
    --text-color-dark: #222222;
    --text-color-light: #FFFFFF;
    --text-color-medium: #333333;
    --text-color-subtle: #555555;

    /* Background Colors */
    --bg-color-light: #f8f9fa;
    --bg-color-dark-section: #1a1a2e;
    --bg-color-card: #FFFFFF;
    --bg-color-footer: #1c1c2b;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color-start), var(--primary-color-end));
    --gradient-accent: linear-gradient(135deg, var(--accent-color-1), var(--accent-color-2));
    --gradient-section: linear-gradient(135deg, var(--primary-color-start) 0%, var(--primary-color-end) 100%);

    /* UI Elements */
    --button-bg-primary: var(--accent-color-1);
    --button-text-primary: var(--text-color-dark); /* Dark text on light accent */
    --button-bg-secondary: var(--accent-color-2);
    --button-text-secondary: var(--text-color-dark); /* Dark text on light accent */
    --button-hover-bg-primary: #00a2d3; /* Darker accent-color-1 */
    --button-hover-bg-secondary: #e6b32f; /* Darker accent-color-2 */

    /* Borders & Shadows */
    --border-radius-small: 5px;
    --border-radius-medium: 8px;
    --box-shadow-light: 0 4px 15px rgba(0, 0, 0, 0.08);
    --box-shadow-medium: 0 8px 25px rgba(0, 0, 0, 0.12);
    --text-shadow-light: 1px 1px 3px rgba(0,0,0,0.5);

    /* Transitions */
    --transition-speed: 0.3s;
    --transition-timing: ease-in-out;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --header-height: 70px;
}

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

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

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

.container-wrapper {
    width: 100%;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-color-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
    font-weight: normal; /* Archivo Black is inherently bold */
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; text-align: center; margin-bottom: var(--spacing-lg); }
h3 { font-size: 1.8rem; }
h4 { font-size: 1.4rem; }

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

a {
    color: var(--accent-color-1);
    text-decoration: none;
    transition: color var(--transition-speed) var(--transition-timing);
}

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

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

.responsive-image {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-medium);
    box-shadow: var(--box-shadow-light);
}

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

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

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section-gradient {
    background: var(--gradient-section);
    color: var(--text-color-light);
}

.section-gradient h1,
.section-gradient h2,
.section-gradient h3,
.section-gradient h4,
.section-gradient p,
.section-gradient li {
    color: var(--text-color-light);
}
.section-gradient .section-title { /* Ensure title on gradient is light and has shadow */
    color: var(--text-color-light);
    text-shadow: var(--text-shadow-light);
}
.section-gradient a {
    color: var(--accent-color-2);
}
.section-gradient a:hover {
    color: var(--button-hover-bg-secondary);
}

/* Global Button Styles */
.btn, button, input[type="submit"], input[type="button"] {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 1rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius-small);
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: background-color var(--transition-speed) var(--transition-timing),
                transform var(--transition-speed) var(--transition-timing),
                box-shadow var(--transition-speed) var(--transition-timing);
    box-shadow: var(--box-shadow-light);
    font-weight: normal;
}

.btn:hover, button:hover, input[type="submit"]:hover, input[type="button"]:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-medium);
}

.btn-primary {
    background-color: var(--button-bg-primary);
    color: var(--button-text-primary);
}
.btn-primary:hover {
    background-color: var(--button-hover-bg-primary);
    color: var(--button-text-primary);
}

.btn-secondary {
    background-color: var(--button-bg-secondary);
    color: var(--button-text-secondary);
}
.btn-secondary:hover {
    background-color: var(--button-hover-bg-secondary);
    color: var(--button-text-secondary);
}

/* Header */
.site-header {
    background: var(--gradient-primary);
    padding: calc(var(--spacing-sm) - 5px) 0; /* Adjusted for new header height */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    height: var(--header-height);
    display: flex;
    align-items: center;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo a {
    font-family: var(--font-heading);
    font-size: 1.8em; /* From HTML */
    color: var(--text-color-light); /* From HTML */
    text-decoration: none; /* From HTML */
}

.main-navigation .nav-menu {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
}

.main-navigation .nav-menu li a {
    color: var(--text-color-light);
    font-family: var(--font-body);
    font-weight: 700;
    padding: var(--spacing-xs) 0;
    text-decoration: none;
    position: relative;
}

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

.main-navigation .nav-menu li a:hover,
.main-navigation .nav-menu li a.active { /* JS might add 'active' class */
    color: var(--accent-color-2);
}

.main-navigation .nav-menu li a:hover::after,
.main-navigation .nav-menu li a.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-color-light);
    position: relative;
    transition: background-color var(--transition-speed) var(--transition-timing);
}
.hamburger::before, .hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 25px;
    height: 3px;
    background-color: var(--text-color-light);
    transition: transform var(--transition-speed) var(--transition-timing), top var(--transition-speed) var(--transition-timing), bottom var(--transition-speed) var(--transition-timing);
}
.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

.nav-toggle.active .hamburger { background-color: transparent; }
.nav-toggle.active .hamburger::before { transform: rotate(45deg); top: 0; }
.nav-toggle.active .hamburger::after { transform: rotate(-45deg); bottom: 0; }

/* Hero Section */
.hero-section {
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    margin-top: var(--header-height); /* Offset for fixed header */
}

.hero-content { max-width: 800px; }
.hero-content h1 { /* Color and shadow from inline HTML */
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}
.hero-content p { /* Color and shadow from inline HTML */
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
}

/* Vision Section (Progress Bars) */
.progress-indicators-container {
    margin-top: var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}
.progress-item {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-medium);
    background-color: #e9ecef; /* Default for light bg */
}
.section-gradient .progress-item { background-color: rgba(255,255,255,0.1); }
.progress-item p { margin-bottom: var(--spacing-xs); font-weight: bold; }
.progress-value { float: right; }
.progress-bar-container {
    width: 100%;
    background-color: #e0e0e0;
    border-radius: var(--border-radius-small);
    overflow: hidden;
    height: 20px;
}
.section-gradient .progress-bar-container { background-color: rgba(0,0,0,0.2); }
.progress-bar {
    height: 100%;
    background: var(--gradient-accent);
    border-radius: var(--border-radius-small);
    transition: width 1.5s ease-in-out;
}

/* Innovation Section (Timeline) */
.timeline { position: relative; max-width: 900px; margin: var(--spacing-lg) auto; }
.timeline::after {
    content: ''; position: absolute; width: 4px;
    background-color: var(--accent-color-1); top: 0; bottom: 0; left: 50%; margin-left: -2px;
}
.section-gradient .timeline::after { background-color: var(--accent-color-2); }
.timeline-item { padding: var(--spacing-sm) var(--spacing-lg); position: relative; width: 50%; }
.timeline-item:nth-child(odd) { left: 0; padding-right: calc(var(--spacing-lg) + 30px); text-align: right; }
.timeline-item:nth-child(even) { left: 50%; padding-left: calc(var(--spacing-lg) + 30px); text-align: left; }
.timeline-icon {
    position: absolute; width: 50px; height: 50px; line-height: 50px;
    font-size: 1.5rem; font-family: var(--font-heading); text-align: center;
    background-color: var(--accent-color-1); color: var(--text-color-dark);
    border-radius: 50%; top: 50%; transform: translateY(-50%); z-index: 1;
    box-shadow: 0 0 0 4px var(--bg-color-light), inset 0 2px 0 rgba(0,0,0,0.08), 0 3px 0 4px rgba(0,0,0,0.05);
}
.section-gradient .timeline-icon {
    background-color: var(--accent-color-2); color: var(--text-color-dark);
    box-shadow: 0 0 0 4px transparent, inset 0 2px 0 rgba(0,0,0,0.08), 0 3px 0 4px rgba(0,0,0,0.05);
}
.timeline-item:nth-child(odd) .timeline-icon { right: -25px; }
.timeline-item:nth-child(even) .timeline-icon { left: -25px; }
.timeline-content {
    padding: var(--spacing-md); background-color: var(--bg-color-card);
    border-radius: var(--border-radius-medium); box-shadow: var(--box-shadow-light); position: relative;
}
.section-gradient .timeline-content { background-color: rgba(255,255,255, 0.15); }
.section-gradient .timeline-content h3 { color: var(--text-color-light); }
.section-gradient .timeline-content p { color: #e0e0e0; }
.timeline-content h3 { margin-top: 0; font-size: 1.5rem; }

/* Cards (Success Stories, etc.) */
.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}
.card {
    background-color: var(--bg-color-card);
    border-radius: var(--border-radius-medium);
    box-shadow: var(--box-shadow-light);
    overflow: hidden;
    transition: transform var(--transition-speed) var(--transition-timing), box-shadow var(--transition-speed) var(--transition-timing);
    display: flex;
    flex-direction: column;
    text-align: left;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--box-shadow-medium); }
.card-image {
    width: 100%; height: 200px; overflow: hidden;
    display: flex; justify-content: center; align-items: center;
}
.card-image img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform var(--transition-speed) var(--transition-timing);
}
.card:hover .card-image img { transform: scale(1.05); }
.card-content { padding: var(--spacing-md); flex-grow: 1; display: flex; flex-direction: column; }
.card-content h3 { font-size: 1.4rem; margin-top: 0; color: var(--text-color-dark); }
.card-content p { flex-grow: 1; color: var(--text-color-subtle); font-size: 0.95rem; }
.card-content .btn, .card-content a.read-more { margin-top: auto; align-self: flex-start; }
a.read-more { font-weight: bold; color: var(--accent-color-1); display: inline-block; margin-top: var(--spacing-sm); }
a.read-more:hover { color: var(--button-hover-bg-primary); }
.section-gradient .card { background-color: rgba(255,255,255,0.1); }
.section-gradient .card-content h3 { color: var(--text-color-light); }
.section-gradient .card-content p { color: #e0e0e0; }
.section-gradient .card-content a.read-more { color: var(--accent-color-2); }
.section-gradient .card-content a.read-more:hover { color: var(--button-hover-bg-secondary); }

/* Modal */
.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);
    opacity: 0; visibility: hidden;
    transition: opacity var(--transition-speed) var(--transition-timing), visibility 0s var(--transition-speed);
}
.modal.active {
    display: flex; align-items: center; justify-content: center;
    opacity: 1; visibility: visible;
    transition: opacity var(--transition-speed) var(--transition-timing), visibility 0s 0s;
}
.modal-content {
    background-color: var(--bg-color-light); margin: auto; padding: var(--spacing-lg);
    border-radius: var(--border-radius-medium); box-shadow: var(--box-shadow-medium);
    width: 90%; max-width: 700px; position: relative;
    transform: scale(0.9);
    transition: transform var(--transition-speed) var(--transition-timing);
}
.modal.active .modal-content { transform: scale(1); }
.modal-content h3 { margin-top: 0; color: var(--text-color-dark); }
.close-button {
    color: var(--text-color-subtle); position: absolute; top: var(--spacing-sm); right: var(--spacing-md);
    font-size: 2rem; font-weight: bold; cursor: pointer;
    transition: color var(--transition-speed) var(--transition-timing);
}
.close-button:hover, .close-button:focus { color: var(--text-color-dark); text-decoration: none; }
#modalImage { width: 100%; max-height: 400px; object-fit: contain; border-radius: var(--border-radius-small); margin-top: var(--spacing-md); }

/* Testimonials */
.testimonials-slider {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}
.testimonial {
    background-color: rgba(255,255,255,0.15); padding: var(--spacing-lg);
    border-radius: var(--border-radius-medium); text-align: center; box-shadow: var(--box-shadow-light);
}
body:not(.section-gradient) .testimonial { background-color: var(--bg-color-card); }
.testimonial-avatar {
    width: 100px; height: 100px; border-radius: 50%; object-fit: cover;
    margin: 0 auto var(--spacing-md) auto; border: 3px solid var(--accent-color-2);
}
body:not(.section-gradient) .testimonial-avatar { border-color: var(--accent-color-1); }
.testimonial p { font-style: italic; margin-bottom: var(--spacing-md); font-size: 1.05rem; color: #e0e0e0; }
body:not(.section-gradient) .testimonial p { color: var(--text-color-subtle); }
.testimonial h4 { font-family: var(--font-body); font-weight: bold; font-size: 1rem; color: var(--text-color-light); }
body:not(.section-gradient) .testimonial h4 { color: var(--text-color-dark); }

/* Gallery */
.image-gallery {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md); margin-top: var(--spacing-lg);
}
.gallery-item {
    border-radius: var(--border-radius-medium); overflow: hidden; box-shadow: var(--box-shadow-light);
    position: relative; height: 220px; /* Match HTML height */
}
.gallery-item img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform var(--transition-speed) var(--transition-timing), filter var(--transition-speed) var(--transition-timing);
}
.gallery-item:hover img { transform: scale(1.08); filter: brightness(0.8); }

/* Clientele (Logos) */
.client-logos {
    display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
    gap: var(--spacing-xl); margin-top: var(--spacing-lg);
}
.client-logos img {
    max-height: 80px; width: auto; filter: grayscale(100%); opacity: 0.7;
    transition: filter var(--transition-speed) var(--transition-timing), opacity var(--transition-speed) var(--transition-timing);
}
.client-logos img:hover { filter: grayscale(0%); opacity: 1; }
.section-gradient .client-logos img { filter: brightness(0) invert(1) grayscale(100%) opacity(0.7); }
.section-gradient .client-logos img:hover { filter: brightness(0) invert(1) grayscale(0%) opacity(1); }

/* External Resources */
.external-links-container {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md); margin-top: var(--spacing-lg);
}
.external-link-card {
    background-color: var(--bg-color-card); padding: var(--spacing-md);
    border-radius: var(--border-radius-medium); box-shadow: var(--box-shadow-light);
    transition: transform var(--transition-speed) var(--transition-timing), box-shadow var(--transition-speed) var(--transition-timing);
}
.external-link-card:hover { transform: translateY(-5px); box-shadow: var(--box-shadow-medium); }
.external-link-card h4 { margin-top: 0; margin-bottom: var(--spacing-xs); font-size: 1.2rem; }
.external-link-card h4 a { color: var(--text-color-dark); text-decoration: none; }
.external-link-card h4 a:hover { color: var(--accent-color-1); }
.external-link-card p { font-size: 0.9rem; color: var(--text-color-subtle); margin-bottom: 0; }
.section-gradient .external-link-card { background-color: rgba(255,255,255,0.1); }
.section-gradient .external-link-card h4 a { color: var(--text-color-light); }
.section-gradient .external-link-card h4 a:hover { color: var(--accent-color-2); }
.section-gradient .external-link-card p { color: #e0e0e0; }

/* Contact CTA & Contact Form Styling */
.cta-form, .contact-form {
    display: flex; flex-direction: column; gap: var(--spacing-md);
    max-width: 600px; margin: var(--spacing-lg) auto 0 auto;
}
#contact-cta { text-align: center; }
#contact-cta .cta-form { flex-direction: row; align-items: center; justify-content: center; }
#contact-cta .cta-form .form-group { flex-grow: 1; margin-bottom: 0; }
#contact-cta .cta-form input[type="email"] { width: 100%; }
#contact-cta .cta-form button { margin-left: var(--spacing-sm); flex-shrink: 0; }
#contact-cta p small a { text-decoration: underline; }
.section-gradient #contact-cta p small a { color: var(--text-color-light); } /* Explicitly for CTA on gradient */
body:not(.section-gradient) #contact-cta p small a { color: var(--accent-color-1); }

.form-group { margin-bottom: var(--spacing-sm); display: flex; flex-direction: column; }
.form-group label { display: block; margin-bottom: var(--spacing-xs); font-weight: bold; color: var(--text-color-dark); }
.section-gradient .form-group label, .contact-form-container.section-gradient label { color: var(--text-color-light); }

input[type="text"], input[type="email"], input[type="tel"], textarea {
    width: 100%; padding: var(--spacing-sm); border: 1px solid #ccc;
    border-radius: var(--border-radius-small); font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-speed) var(--transition-timing), box-shadow var(--transition-speed) var(--transition-timing);
    background-color: #fff; color: var(--text-color-medium);
}
input[type="text"]:focus, input[type="email"]:focus, input[type="tel"]:focus, textarea:focus {
    outline: none; border-color: var(--accent-color-1);
    box-shadow: 0 0 0 3px rgba(var(--accent-color-1-rgb), 0.3);
}
textarea { min-height: 150px; resize: vertical; }

.contact-form-container { padding-top: var(--header-height); } /* For contact.html */
.contact-form-container .section-container { max-width: 800px; }


/* Footer */
.site-footer {
    background-color: var(--bg-color-footer); color: #a9a9b3;
    padding: var(--spacing-xl) 0 var(--spacing-md) 0; font-size: 0.9rem;
}
.footer-container {
    max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-md);
    display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg); margin-bottom: var(--spacing-lg);
}
.footer-column h4 { font-family: var(--font-heading); color: var(--text-color-light); font-size: 1.3rem; margin-bottom: var(--spacing-md); }
.footer-column p { color: #a9a9b3; margin-bottom: var(--spacing-sm); }
.footer-column ul { list-style: none; padding: 0; }
.footer-column ul li { margin-bottom: var(--spacing-xs); }
.footer-column ul li a {
    color: #a9a9b3; text-decoration: none;
    transition: color var(--transition-speed) var(--transition-timing), padding-left var(--transition-speed) var(--transition-timing);
}
.footer-column ul li a:hover { color: var(--accent-color-2); padding-left: 5px; }
.social-links-text li a { font-weight: bold; }
.footer-bottom {
    text-align: center; padding-top: var(--spacing-md);
    border-top: 1px solid #333343; font-size: 0.85rem; color: #888893;
}

/* Specific Page Styles */
body.success-page {
    display: flex; flex-direction: column; min-height: 100vh;
    background: var(--gradient-primary);
    padding-top: var(--header-height); /* Ensure header doesn't overlap */
}
.success-page .success-container {
    flex-grow: 1; display: flex; flex-direction: column;
    align-items: center; justify-content: center; text-align: center;
    padding: var(--spacing-lg); color: var(--text-color-light);
}
.success-page .success-container h1 { font-size: 3rem; color: var(--text-color-light); text-shadow: var(--text-shadow-light); }
.success-page .success-container p { font-size: 1.3rem; color: #e0e0e0; margin-bottom: var(--spacing-lg); }
.success-page .success-container .btn { margin-top: var(--spacing-md); }

.privacy-page .section-container, .terms-page .section-container {
    padding-top: calc(var(--header-height) + var(--spacing-lg)); max-width: 900px;
}
.privacy-page h1, .terms-page h1, .privacy-page h2, .terms-page h2 { text-align: left; color: var(--text-color-dark); }
.privacy-page h1, .terms-page h1 { margin-bottom: var(--spacing-lg); }
.privacy-page p, .terms-page p, .privacy-page ul, .terms-page ul, .privacy-page li, .terms-page li {
    color: var(--text-color-subtle); text-align: justify;
}
.privacy-page ul, .terms-page ul { list-style-position: outside; padding-left: var(--spacing-md); margin-bottom: var(--spacing-sm); }

/* Responsive Adjustments */
@media (max-width: 768px) { /* Tablet and Mobile */
    .main-navigation .nav-menu {
        display: none; flex-direction: column; position: absolute;
        top: var(--header-height); left: 0; width: 100%;
        background: var(--gradient-primary);
        padding: var(--spacing-md) 0; box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    .main-navigation .nav-menu.active { display: flex; }
    .main-navigation .nav-menu li { text-align: center; width: 100%; }
    .main-navigation .nav-menu li a { padding: var(--spacing-sm) 0; display: block; }
    .main-navigation .nav-menu li a::after { left: 50%; transform: translateX(-50%); }
    .main-navigation .nav-menu li a:hover::after, .main-navigation .nav-menu li a.active::after { width: 50%; }
    .nav-toggle { display: block; }

    .hero-section { margin-top: 0; min-height: calc(100vh - var(--header-height)); } /* Adjust hero when header is separate */


    .timeline::after { left: 25px; }
    .timeline-item { width: 100%; padding-left: calc(var(--spacing-lg) + 40px); padding-right: var(--spacing-sm); left: 0 !important; text-align: left !important; }
    .timeline-item:nth-child(odd) { padding-right: var(--spacing-sm); }
    .timeline-icon { left: 0 !important; }
}

@media (max-width: 992px) { /* Tablet */
    h1 { font-size: 2.4rem; } .hero-content h1 { font-size: 2.6rem; }
    h2 { font-size: 1.9rem; } h3 { font-size: 1.6rem; }
    .content-section { padding: var(--spacing-lg) 0; }
}

@media (max-width: 576px) { /* Mobile */
    h1 { font-size: 2rem; } .hero-content h1 { font-size: 2.2rem; }
    .hero-content p { font-size: 1rem; }
    h2 { font-size: 1.7rem; } h3 { font-size: 1.4rem; }
    .section-container { padding: 0 var(--spacing-sm); }
    .cards-container, .image-gallery, .external-links-container, .progress-indicators-container, .testimonials-slider {
        grid-template-columns: 1fr; gap: var(--spacing-md);
    }
    #contact-cta .cta-form { flex-direction: column; }
    #contact-cta .cta-form button { margin-left: 0; margin-top: var(--spacing-sm); width: 100%; }
    .footer-container { grid-template-columns: 1fr; text-align: center; }
    .footer-column h4 { margin-top: var(--spacing-md); }
    .footer-column:first-child h4 { margin-top: 0; }
}