/*
  Theme: IA en Finance
  Design System: Futuriste + Neo-Brutalisme
  Color Scheme: Gradiente
  Animation Style: Morphing (via transitions, JS for complex)
  Fonts: Inter (Titres), IBM Plex Sans (Corps)
*/

/* CSS Variables */
:root {
    /* Fonts */
    --font-primary: 'Inter', sans-serif;
    --font-secondary: 'IBM Plex Sans', sans-serif;

    /* Core Colors - Futuristic Gradient & Neo-Brutalism Accents */
    --color-primary-deep: #0F0F2E; /* Deep Indigo/Space Blue */
    --color-primary-mid: #1A1A2E;  /* Dark Purple/Nebula */
    --color-primary-light: #2A2A4E; /* Lighter shade for depth */
    --color-accent-electric: #8A2BE2; /* Electric Purple - Main Accent */
    --color-accent-vibrant: #00F2A9;  /* Vibrant Teal - Secondary Accent */
    --color-accent-pink: #FF007F; /* Hot Pink - For special highlights */
    --color-accent-neo-brutal-border: #FFFFFF; /* Stark white for borders/outlines */

    /* Text Colors */
    --text-color-light: #F0F0F8; /* Slightly off-white for better readability on dark */
    --text-color-medium: #A0A0B8; /* For secondary text on dark */
    --text-color-dark: #333333;  /* For text on light backgrounds */
    --text-color-headings: #FFFFFF; /* Main headings on dark backgrounds */
    --text-color-headings-dark: #222222; /* For headings on light backgrounds */
    --text-color-link: var(--color-accent-vibrant);
    --text-color-link-hover: var(--color-accent-electric);

    /* Backgrounds */
    --bg-main-gradient: linear-gradient(135deg, var(--color-primary-deep) 0%, var(--color-primary-mid) 100%);
    --bg-alt-section: var(--color-primary-light);
    --bg-card: rgba(30, 30, 52, 0.7); /* Semi-transparent card background for glassmorphism */
    --bg-card-hover: rgba(42, 42, 78, 0.9);
    --bg-light-page: #F4F6F8; /* For pages like privacy/terms background */
    --bg-light-section: #FFFFFF; /* For content sections on light pages */


    /* UI Elements */
    --border-radius-small: 5px;
    --border-radius-medium: 10px;
    --border-radius-large: 20px;
    --box-shadow-neo: 4px 4px 0px var(--color-accent-electric);
    --box-shadow-neo-hover: 6px 6px 0px var(--color-accent-vibrant);
    --box-shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.2);
    --box-shadow-card: 0 4px 12px rgba(0,0,0,0.15);

    /* Spacing */
    --spacing-xs: 0.5rem;  /* 8px */
    --spacing-sm: 1rem;    /* 16px */
    --spacing-md: 1.5rem;  /* 24px */
    --spacing-lg: 2.5rem;  /* 40px */
    --spacing-xl: 4rem;    /* 64px */
    --spacing-section-vertical: 5rem; /* 80px */
    --spacing-section-horizontal: var(--spacing-md);

    /* Transitions */
    --transition-fast: 0.2s ease-in-out;
    --transition-smooth: 0.35s ease-in-out;

    /* Header */
    --header-height: 70px;
}

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

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

body {
    font-family: var(--font-secondary);
    background-color: var(--color-primary-mid);
    color: var(--text-color-light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.site-wrapper {
    overflow-x: hidden; /* Prevents horizontal scroll from animations */
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); }
h2 { font-size: clamp(2rem, 4vw, 2.75rem); } /* Section titles */
h3 { font-size: clamp(1.5rem, 3vw, 1.9rem); } /* Card titles etc. */
p { margin-bottom: var(--spacing-md); }

a {
    color: var(--text-color-link);
    text-decoration: none;
    transition: color var(--transition-fast);
}
a:hover {
    color: var(--text-color-link-hover);
    text-decoration: underline;
}

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

/* Layout Helpers */
.page-content-wrapper {
    width: 90%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-section-horizontal);
    padding-right: var(--spacing-section-horizontal);
}

.text-center { text-align: center; }
.text-light-on-dark-bg { color: var(--text-color-light); }
.text-light-on-dark-bg h1, .text-light-on-dark-bg h2, .text-light-on-dark-bg h3 {
    color: var(--text-color-headings);
}
.text-light-on-dark-bg .section-title::after {
    background: linear-gradient(90deg, var(--color-accent-electric), var(--color-accent-vibrant));
}


/* Global Button Styles */
.cta-button,
button,
input[type="submit"],
input[type="button"] {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-color-light);
    background-image: linear-gradient(135deg, var(--color-accent-electric) 0%, var(--color-accent-pink) 100%);
    border: 2px solid var(--color-accent-neo-brutal-border); /* Neo-brutal border */
    border-radius: var(--border-radius-small);
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background-position var(--transition-smooth);
    box-shadow: var(--box-shadow-neo);
    background-size: 200% 100%; /* For gradient shift on hover */
    background-position: right bottom;
}

.cta-button:hover,
button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
    transform: translateY(-3px) translateX(-3px);
    box-shadow: var(--box-shadow-neo-hover);
    background-position: left bottom;
}

.cta-button:active,
button:active,
input[type="submit"]:active,
input[type="button"]:active {
    transform: translateY(0px) translateX(0px);
    box-shadow: 2px 2px 0px var(--color-accent-vibrant);
}

.link-button {
    background: none;
    border: none;
    color: var(--color-accent-vibrant);
    padding: var(--spacing-xs) 0;
    text-decoration: underline;
    font-family: var(--font-secondary);
    font-weight: bold;
    cursor: pointer;
    transition: color var(--transition-fast);
    font-size: 0.9rem;
    box-shadow: none; /* Remove global button shadow */
}
.link-button:hover {
    color: var(--color-accent-electric);
    text-decoration: none;
    transform: none; /* Override global button hover transform */
    box-shadow: none; /* Override global button hover shadow */
}

/* Header */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(15, 15, 46, 0.85); /* Semi-transparent deep blue */
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: var(--spacing-xs) 0;
    height: var(--header-height);
    transition: background-color var(--transition-smooth), box-shadow var(--transition-smooth);
}
.site-header.scrolled { /* Add via JS on scroll */
    background-color: var(--color-primary-deep);
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-family: var(--font-primary);
    color: var(--text-color-headings) !important; /* Ensure high contrast on header */
    text-decoration: none !important;
    font-size: 1.8em;
    font-weight: 800;
}
.logo span { color: var(--color-accent-electric); }

.main-navigation .nav-links {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
}
.main-navigation .nav-links a {
    color: var(--text-color-light);
    font-family: var(--font-primary);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    position: relative;
    text-decoration: none;
}
.main-navigation .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent-vibrant);
    transition: width var(--transition-smooth);
}
.main-navigation .nav-links a:hover::after,
.main-navigation .nav-links a.active::after {
    width: 100%;
}
.main-navigation .nav-links a:hover {
    color: var(--color-accent-vibrant);
    text-decoration: none;
}

.burger-menu {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}
.burger-menu span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-color-light);
    margin: 5px 0;
    border-radius: 2px;
    transition: all var(--transition-smooth);
}


/* Main Content Area */
.main-content {
    padding-top: var(--header-height); /* Space for fixed header */
}

.content-section {
    padding: var(--spacing-section-vertical) 0;
}
.content-section.alt-bg {
    background-color: var(--bg-alt-section);
}
.content-section.alt-bg .section-title,
.content-section.alt-bg p,
.content-section.alt-bg h3 {
    color: var(--text-color-light);
}
.content-section.alt-bg .section-title::after {
    background: linear-gradient(90deg, var(--color-accent-electric), var(--color-accent-vibrant));
}
.content-section.alt-bg .card {
    background-color: var(--color-primary-mid); /* Darker cards on alt bg */
    border-color: var(--color-accent-vibrant);
}


/* Section Titles */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-sm);
    color: var(--text-color-headings-dark); /* Default for light backgrounds */
}
.section-title::after {
    content: '';
    display: block;
    width: 100px;
    height: 5px;
    background: linear-gradient(90deg, var(--color-accent-electric), var(--color-accent-pink));
    margin: var(--spacing-sm) auto 0;
    border-radius: 3px;
}
/* Ensure section titles on dark backgrounds are light */
.alt-bg .section-title,
.hero-section .section-title, /* If any hero has one */
.text-light-on-dark-bg .section-title {
    color: var(--text-color-headings);
}
.alt-bg .section-title::after,
.text-light-on-dark-bg .section-title::after {
     background: linear-gradient(90deg, var(--color-accent-electric), var(--color-accent-vibrant));
}


/* Hero Section */
.hero-section {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--text-color-headings); /* STROGO: White text in hero */
}
.hero-content h1 {
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 8px rgba(0,0,0,0.7); /* Ensure readability */
    color: var(--text-color-headings); /* STROGO: White text */
}
.hero-content p {
    font-size: clamp(1rem, 2.5vw, 1.3rem);
    margin-bottom: var(--spacing-lg);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 6px rgba(0,0,0,0.6); /* Ensure readability */
    color: var(--text-color-headings); /* STROGO: White text */
}
.hero-content .cta-button {
    padding: calc(var(--spacing-sm) * 1.2) calc(var(--spacing-lg) * 1.2);
    font-size: 1.1rem;
}


/* Cards (Services, Projects, Pricing, Resources) */
.cards-grid, .pricing-plans-grid, .resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.card, .pricing-plan {
    display: flex;
    flex-direction: column;
    background-color: var(--bg-card);
    border: 2px solid var(--color-accent-electric);
    border-radius: var(--border-radius-medium);
    overflow: hidden;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
    backdrop-filter: blur(5px); /* Glassmorphism touch */
    -webkit-backdrop-filter: blur(5px);
    box-shadow: var(--box-shadow-card);
}
.card:hover, .pricing-plan:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-soft);
}

.card-image {
    width: 100%;
    height: 220px; /* Fixed height for image container */
    overflow: hidden;
    background-color: var(--color-primary-light); /* Placeholder color */
}
.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Ensures image covers container, crops if needed */
    transition: transform 0.4s ease-out;
}
.card:hover .card-image img {
    transform: scale(1.08);
}

.card-content {
    padding: var(--spacing-md);
    flex-grow: 1; /* Allows content to take remaining space */
    text-align: center;
    display: flex;
    flex-direction: column;
}
.card-content h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    color: var(--text-color-headings);
    font-size: 1.6rem;
}
.card-content p {
    margin-bottom: var(--spacing-md);
    color: var(--text-color-medium);
    font-size: 0.95rem;
    line-height: 1.7;
    flex-grow: 1; /* Pushes button to bottom if text is short */
}
.card-content .cta-button, .card-content .link-button {
    margin-top: auto; /* Pushes button to bottom */
    align-self: center;
}

.pricing-plan ul {
    list-style: none;
    padding: 0 var(--spacing-sm) var(--spacing-sm);
    text-align: left;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}
.pricing-plan ul li {
    margin-bottom: var(--spacing-xs);
    padding-left: var(--spacing-md);
    position: relative;
    font-size: 0.9rem;
    color: var(--text-color-medium);
}
.pricing-plan ul li::before {
    content: '✓';
    color: var(--color-accent-vibrant);
    position: absolute;
    left: 0;
    font-weight: bold;
}
.pricing-plan .price {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-accent-vibrant);
    margin-bottom: var(--spacing-md);
}
.pricing-plan.popular {
    border-color: var(--color-accent-vibrant);
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(0, 242, 169, 0.3);
}
.pricing-plan.popular:hover {
    transform: scale(1.08) translateY(-8px);
}

.resource-card h3 a {
    color: var(--text-color-link);
    text-decoration: none;
}
.resource-card h3 a:hover {
    color: var(--text-color-link-hover);
    text-decoration: underline;
}

/* History Section */
#history p {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: justify; /* Or left, depending on preference */
}

/* Clientele Section */
.client-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}
.client-logos img {
    max-height: 75px;
    width: auto;
    filter: grayscale(100%) contrast(120%); /* Neo-brutalism: stark, less color */
    opacity: 0.7;
    transition: filter var(--transition-smooth), opacity var(--transition-smooth);
}
.client-logos img:hover {
    filter: grayscale(0%) contrast(100%);
    opacity: 1;
}

/* Careers Section */
#careers {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: var(--text-color-light); /* Ensure text is light on dark bg */
}
#careers .section-title, #careers p {
    color: var(--text-color-light);
}
#careers .section-title::after {
    background: linear-gradient(90deg, var(--color-accent-electric), var(--color-accent-vibrant));
}

/* Contact Form */
.contact-form {
    max-width: 700px;
    margin: var(--spacing-lg) auto 0;
    background-color: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-medium);
    border: 2px solid var(--color-accent-electric);
    box-shadow: var(--box-shadow-neo);
}
.form-group {
    margin-bottom: var(--spacing-md);
}
.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-color-medium);
}
.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
    width: 100%;
    padding: var(--spacing-sm);
    border: 2px solid var(--color-primary-light);
    border-radius: var(--border-radius-small);
    background-color: var(--color-primary-deep);
    color: var(--text-color-light);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-group input[type="text"]:focus,
.form-group input[type="email"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent-vibrant);
    box-shadow: 0 0 0 3px rgba(0, 242, 169, 0.3);
}
.form-group textarea {
    min-height: 120px;
    resize: vertical;
}
.contact-form .cta-button {
    width: 100%;
    font-size: 1.1rem;
}


/* Modal Styles */
.modal {
    display: none; /* Hidden by default */
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(15, 15, 46, 0.8); /* Dark overlay */
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    opacity: 0;
    transition: opacity var(--transition-smooth);
    align-items: center; /* For vertical centering */
    justify-content: center; /* For horizontal centering */
}
.modal.is-open {
    display: flex; /* Use flex for centering */
    opacity: 1;
}
.modal-content {
    background-color: var(--color-primary-mid);
    margin: auto; /* Centering trick with flex */
    padding: var(--spacing-lg);
    border: 2px solid var(--color-accent-electric);
    border-radius: var(--border-radius-medium);
    width: 90%;
    max-width: 700px;
    position: relative;
    box-shadow: var(--box-shadow-soft);
    transform: scale(0.95);
    transition: transform var(--transition-smooth) 0.1s; /* Delay transform */
    text-align: center; /* Center modal content */
}
.modal.is-open .modal-content {
    transform: scale(1);
}
.modal-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-small);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-primary-light);
}
.modal-content h3 {
    color: var(--text-color-headings);
    margin-bottom: var(--spacing-md);
}
.modal-content p {
    color: var(--text-color-medium);
    text-align: left; /* Or justify, if preferred for long text */
    margin-bottom: var(--spacing-lg);
}
.close-modal-button {
    color: var(--text-color-medium);
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-md);
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: color var(--transition-fast);
    line-height: 1;
}
.close-modal-button:hover,
.close-modal-button:focus {
    color: var(--color-accent-pink);
    text-decoration: none;
}

/* Footer */
.site-footer {
    background-color: var(--color-primary-deep);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    color: var(--text-color-medium);
    border-top: 3px solid var(--color-accent-electric);
}
.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}
.footer-nav h4, .footer-social h4, .footer-contact-info h4 {
    color: var(--text-color-headings);
    margin-bottom: var(--spacing-md);
    font-size: 1.2rem;
}
.footer-nav ul, .footer-social ul {
    list-style: none;
}
.footer-nav ul li a, .footer-social ul li a {
    color: var(--text-color-medium);
    text-decoration: none;
    display: inline-block;
    padding: var(--spacing-xs) 0;
    transition: color var(--transition-fast), transform var(--transition-fast);
}
.footer-nav ul li a:hover, .footer-social ul li a:hover {
    color: var(--color-accent-vibrant);
    transform: translateX(5px);
}
.footer-social ul {
    display: flex; /* Text links in a row */
    flex-direction: column; /* Or row if preferred */
    gap: var(--spacing-xs);
}
.footer-contact-info p {
    margin-bottom: var(--spacing-xs);
}
.footer-contact-info a {
    color: var(--text-color-medium);
}
.footer-contact-info a:hover {
    color: var(--color-accent-vibrant);
}
.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-primary-light);
    font-size: 0.9rem;
}
.footer-bottom p { margin-bottom: 0; }


/* Specific Page Styles */

/* About, Contact (main content part) */
.contact-page-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
}
@media (min-width: 992px) {
    .contact-page-layout {
        grid-template-columns: 2fr 1fr; /* Form larger */
    }
    .contact-form-container { order: 1;}
    .contact-details-container { order: 2;}
}

.contact-details-container .section-title,
.contact-form-container .section-title {
    text-align: left;
}
.contact-details-container .section-title::after,
.contact-form-container .section-title::after {
    margin-left: 0;
}
.contact-details-container p, .contact-form-container p {
    color: var(--text-color-dark); /* Assuming these are on light bg by default */
}
.contact-info-list {
    list-style: none;
    padding-left: 0;
}
.contact-info-list li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-color-dark);
}
.contact-info-list strong {
    color: var(--text-color-headings-dark);
}
.map-placeholder {
    margin-top: var(--spacing-lg);
    border: 2px dashed var(--color-accent-electric);
    border-radius: var(--border-radius-medium);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}


/* Privacy & Terms Pages */
body.privacy-page, body.terms-page {
    background-color: var(--bg-light-page);
}
.page-hero-section.minimal-hero {
    padding-top: var(--spacing-lg); /* Already has main-content push */
    padding-bottom: var(--spacing-lg);
    background-color: var(--bg-light-section);
    text-align: center;
    border-bottom: 1px solid #e0e0e0;
}
.page-hero-section.minimal-hero h1 {
    color: var(--text-color-headings-dark);
    text-shadow: none;
    margin-bottom: 0;
}
.page-hero-section.minimal-hero p {
    color: var(--text-color-dark);
    text-shadow: none;
    margin-bottom: 0;
}

/* Content section on privacy/terms page */
.privacy-page .main-content > .content-section:first-of-type,
.terms-page .main-content > .content-section:first-of-type {
    /* This refers to the section AFTER minimal-hero */
    background-color: var(--bg-light-section);
    padding-bottom: var(--spacing-section-vertical); /* Ensure enough space at bottom */
}

.text-content { /* Used for privacy/terms text blocks */
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-color-dark); /* Ensure text is dark on light bg */
}
.text-content h2 {
    color: var(--text-color-headings-dark);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--color-accent-electric);
    padding-bottom: var(--spacing-xs);
}
.text-content p, .text-content ul, .text-content li {
    color: var(--text-color-dark);
    line-height: 1.7;
}
.text-content ul {
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}
.text-content a {
    color: var(--color-accent-electric);
    font-weight: 500;
}
.text-content a:hover {
    color: var(--color-accent-pink);
}

/* Success Page */
.success-page {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - var(--header-height)); /* Full viewport height below header */
    text-align: center;
    background-color: var(--color-primary-mid); /* Match main bg */
}
.success-page .text-content {
    background-color: var(--bg-card);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-large);
    border: 2px solid var(--color-accent-vibrant);
    box-shadow: var(--box-shadow-soft);
    max-width: 600px;
}
.success-page .section-title {
    color: var(--text-color-headings);
}
.success-page .section-title::after {
    background: linear-gradient(90deg, var(--color-accent-electric), var(--color-accent-vibrant));
}
.success-page p {
    color: var(--text-color-medium);
    font-size: 1.1rem;
}
.success-icon {
    margin-bottom: var(--spacing-lg);
}
.success-icon svg {
    width: 100px;
    height: 100px;
}
.success-icon circle {
    stroke: var(--color-accent-vibrant);
    stroke-width: 2;
    fill: none;
}
.success-icon path {
    stroke: var(--color-accent-vibrant);
    stroke-width: 3;
    fill: none;
}

/* Scroll Animations (placeholder classes for JS) */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s var(--transition-smooth), transform 0.6s var(--transition-smooth);
}
.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsiveness */
@media (max-width: 991px) {
    .main-navigation .nav-links {
        display: none; /* Hide on mobile by default */
        flex-direction: column;
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--color-primary-deep);
        padding: var(--spacing-md) 0;
        text-align: center;
        box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        border-top: 1px solid var(--color-primary-light);
    }
    .main-navigation .nav-links.open {
        display: flex;
    }
    .main-navigation .nav-links li {
        width: 100%;
    }
    .main-navigation .nav-links a {
        display: block;
        padding: var(--spacing-sm) var(--spacing-md);
        width: 100%;
    }
    .main-navigation .nav-links a::after {
        display: none; /* Remove underline effect on mobile dropdown */
    }
    .burger-menu {
        display: block;
    }
    /* Burger animation when open */
    .burger-menu.open span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .burger-menu.open span:nth-child(2) {
        opacity: 0;
    }
    .burger-menu.open span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
}

@media (max-width: 768px) {
    h1 { font-size: clamp(2rem, 6vw, 2.8rem); }
    h2 { font-size: clamp(1.6rem, 5vw, 2.2rem); }
    h3 { font-size: clamp(1.3rem, 4vw, 1.6rem); }

    .hero-section {
        min-height: calc(80vh - var(--header-height));
    }
    .hero-content p {
        font-size: clamp(0.9rem, 2vw, 1.1rem);
    }

    .content-section {
        padding: calc(var(--spacing-section-vertical) * 0.7) 0;
    }
    .section-title {
        margin-bottom: var(--spacing-md);
    }
    .section-title::after {
        width: 80px;
        height: 4px;
    }

    .cards-grid, .pricing-plans-grid, .resources-grid {
        grid-template-columns: 1fr; /* Stack cards */
        gap: var(--spacing-md);
    }
    .pricing-plan.popular {
        transform: scale(1); /* Reset popular plan scale for stacking */
    }
    .pricing-plan.popular:hover {
        transform: translateY(-8px); /* Keep hover effect */
    }


    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-nav ul, .footer-social ul {
        justify-content: center;
    }
    .footer-social ul {
        flex-direction: row; /* Social links in a row on mobile too */
        gap: var(--spacing-md);
    }
    .footer-nav ul li a:hover, .footer-social ul li a:hover {
        transform: none; /* Disable translateX on mobile for centered text */
    }
}

@media (max-width: 480px) {
    :root {
        --header-height: 60px;
    }
    .page-content-wrapper {
        width: 95%;
        padding-left: var(--spacing-sm);
        padding-right: var(--spacing-sm);
    }
    .cta-button, button, input[type="submit"], input[type="button"] {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }
    .hero-content .cta-button {
        font-size: 1rem;
    }
    .modal-content {
        padding: var(--spacing-md);
    }
    .close-modal-button {
        font-size: 1.5rem;
        top: var(--spacing-xs);
        right: var(--spacing-sm);
    }
}