:root {
    /* Colors */
    --color-primary: hsl(220, 30%, 15%); /* Dark blue-grey */
    --color-secondary: hsl(220, 20%, 25%); /* Slightly lighter blue-grey */
    --color-text-light: hsl(0, 0%, 90%); /* Light grey for body text */
    --color-text-dark: hsl(0, 0%, 20%); /* Dark grey for light backgrounds */
    --color-accent-1: hsl(190, 70%, 50%); /* Teal/Aqua */
    --color-accent-2: hsl(250, 60%, 65%); /* Soft Purple */
    --color-background-light: hsl(0, 0%, 98%);
    --color-white: hsl(0, 0%, 100%);
    --color-black: hsl(0, 0%, 0%);

    /* Pre-calculated RGB for rgba usage */
    --rgb-primary: 34, 43, 54; /* Approx RGB for hsl(220, 30%, 15%) */
    --rgb-secondary: 51, 62, 77; /* Approx RGB for hsl(220, 20%, 25%) */
    --rgb-accent-1: 38, 194, 209; /* Approx RGB for hsl(190, 70%, 50%) */
    --rgb-accent-2: 153, 102, 217; /* Approx RGB for hsl(250, 60%, 65%) */

    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-size-base: 1.125rem; /* 18px */

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Border Radius */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;

    /* Shadow */
    --shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 15px 30px rgba(0, 0, 0, 0.2);

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

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-light);
    background-color: var(--color-primary);
    overflow-x: hidden; /* Prevent horizontal scroll due to animations */
}

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

a:hover {
    color: var(--color-accent-2);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-white);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 3.5rem; font-weight: 700; }
h2 { font-size: 2.8rem; font-weight: 600; }
h3 { font-size: 1.8rem; font-weight: 600; }
h4 { font-size: 1.4rem; font-weight: 600; }

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

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

.section-description {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    text-align: center;
    color: var(--color-text-light);
    opacity: 1;.8;
}

/* Header */
.main-header {
    background: var(--color-primary);
    padding: var(--spacing-md) 0;
    position: fixed;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition-speed), padding var(--transition-speed), box-shadow var(--transition-speed);
}

.main-header.scrolled {
    background-color: rgba(var(--rgb-primary), 0.95); /* Slightly transparent */
    padding: var(--spacing-sm) 0;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px); /* Modern frosted glass effect */
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: 1px;
}

.nav-links {
    list-style: none;
    display: flex;
    gap: var(--spacing-xl);
}

.nav-links a {
    color: var(--color-text-light);
    font-size: 1.1rem;
    font-weight: 600;
    position: relative;
    padding-bottom: 5px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent-1);
    transition: width var(--transition-speed);
}

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

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: url('images/image_11.jpg') no-repeat center center/cover;
    overflow: hidden;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(var(--rgb-primary), 0.8), rgba(var(--rgb-secondary), 0.7));
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.hero-content h1 {
    font-size: 4.5rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.hero-content p {
    font-size: 1.5rem;
    opacity: 1;.9;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    text-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
}

/* Section Styling */
section {
    padding: var(--spacing-xxl) 0;
    position: relative;
    overflow: hidden;
}

section h2 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    font-size: 3rem;
}

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

.about-section h2, .about-section p {
    color: var(--color-text-dark);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-image img {
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    transform: rotateZ(-3deg);
    transition: transform 0.6s ease;
}

.about-image img:hover {
    transform: rotateZ(0deg) scale(1.02);
}

.about-text h2 {
    text-align: left;
    margin-top: 0;
}

.about-text p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.services-section {
    background: linear-gradient(to bottom, var(--color-primary), var(--color-secondary));
    color: var(--color-text-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform var(--transition-speed), background-color var(--transition-speed), box-shadow var(--transition-speed);
    overflow: hidden;
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(to right, var(--color-accent-1), var(--color-accent-2));
    opacity: 1;
    transform: translateY(-100%);
    transition: transform var(--transition-speed), opacity var(--transition-speed);
}

.service-card:hover {
    transform: translateY(-5px) scale(1.02);
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
}

.service-card:hover::before {
    transform: translateY(0);
    opacity: 1;
}

.service-card img {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    object-fit: cover;
    border-radius: 50%;
    border: 3px solid var(--color-accent-1);
    box-shadow: 0 0 0 5px rgba(var(--rgb-accent-1), 0.2);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.service-card:hover img {
    border-color: var(--color-accent-2);
    box-shadow: 0 0 0 5px rgba(var(--rgb-accent-2), 0.3);
}

.service-card h3 {
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.service-card p {
    font-size: 1rem;
    opacity: 1;.8;
}

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

.approach-section h2, .approach-section p {
    color: var(--color-text-dark);
}

.approach-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.approach-item {
    background-color: var(--color-white);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border-left: 5px solid var(--color-accent-1);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
}

.approach-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--color-accent-2);
}

.approach-item h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    padding-left: var(--spacing-lg);
}

.approach-item h3::before {
    content: '★'; /* A simple star or custom icon could be used */
    color: var(--color-accent-1);
    font-size: 1.2em;
    position: absolute;
    left: 0;
    top: -2px;
}

.approach-item:hover h3::before {
    color: var(--color-accent-2);
}

.approach-item p {
    font-size: 1rem;
    color: var(--color-text-dark);
    opacity: 1;.9;
}

.testimonials-section {
    background: linear-gradient(to top, var(--color-primary), var(--color-secondary));
    color: var(--color-text-light);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.testimonial-card {
    background-color: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform var(--transition-speed), background-color var(--transition-speed), box-shadow var(--transition-speed);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-md);
}

.testimonial-card img {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: var(--spacing-md);
    border: 3px solid var(--color-accent-2);
    box-shadow: 0 0 0 5px rgba(var(--rgb-accent-2), 0.2);
}

.testimonial-card blockquote {
    font-style: italic;
    margin-bottom: var(--spacing-sm);
    font-size: 1.15rem;
    line-height: 1.7;
    flex-grow: 1; /* Ensures quote takes available space */
}

.testimonial-card cite {
    display: block;
    margin-top: var(--spacing-sm);
    font-weight: 600;
    color: var(--color-accent-1);
}

.cta-section {
    background: linear-gradient(135deg, var(--color-accent-1), var(--color-accent-2));
    text-align: center;
    padding: var(--spacing-xxl) 0;
    color: var(--color-white);
    box-shadow: inset 0 5px 20px rgba(0, 0, 0, 0.2);
}

.cta-section h2 {
    font-size: 3.2rem;
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    opacity: 1;.95;
}

.cta-text-placeholder {
    font-style: italic;
    opacity: 1;.7;
    margin-top: var(--spacing-md);
}

/* Footer */
.main-footer {
    background-color: var(--color-black);
    color: var(--color-text-light);
    padding: var(--spacing-xxl) 0 var(--spacing-md);
    font-size: 0.9rem;
}

.main-footer .container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content h3, .footer-content h4 {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-content p {
    opacity: 1;.7;
    line-height: 1.7;
}

.footer-nav ul, .footer-legal ul {
    list-style: none;
}

.footer-nav a, .footer-legal a {
    color: var(--color-text-light);
    opacity: 1;.7;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.footer-nav a:hover, .footer-legal a:hover {
    color: var(--color-accent-1);
    opacity: 1;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    opacity: 1;.6;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 1; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero Content specific animation class */
.hero-content .fade-in.show {
    animation: fadeIn 1s forwards;
}

.hero-content .fade-in.delay-1.show {
    animation-delay: 0.5s;
}


/* Scroll Reveal Animations */
.scroll-reveal {
    opacity: 1;
    transform: translateY(50px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.scroll-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-item {
    opacity: 1;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    transition-delay: var(--item-delay, 0s); /* Staggered delay applied via JS */
}

.reveal-item.is-visible {
    opacity: 1;
    transform: translateY(0);
}


/* Mobile Responsiveness */
@media (max-width: 992px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
    h3 { font-size: 1.5rem; }
    .hero-content p { font-size: 1.2rem; }
    .nav-links { gap: var(--spacing-lg); }
    .about-grid { grid-template-columns: 1fr; }
    .about-image { order: 2; }
    .about-text { order: 1; text-align: center;}
    .about-text h2 { text-align: center; }

    .service-card, .approach-item, .testimonial-card {
        padding: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .main-header .container {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    .nav-links {
        justify-content: center;
        width: 100%;
        gap: var(--spacing-md);
    }
    .nav-links a {
        font-size: 1rem;
    }
    .hero-content h1 { font-size: 2.5rem; }
    .hero-content p { font-size: 1rem; }

    .container {
        padding: 0 var(--spacing-md);
    }

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

    section h2 {
        font-size: 2rem;
    }
    .section-description {
        font-size: 1rem;
        margin-bottom: var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-nav ul, .footer-legal ul {
        padding: 0;
    }
    .footer-brand, .footer-nav, .footer-legal {
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .main-header.scrolled {
        padding: var(--spacing-xs) 0;
    }
    .logo { font-size: 1.5rem; }
    .nav-links {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        justify-content: center;
    }
    .nav-links li {
        margin: 0 var(--spacing-xs);
    }

    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    p { font-size: 0.95rem; }

    .about-image img {
        transform: none; /* Remove rotation on very small screens */
    }
    .about-image img:hover {
        transform: scale(1.02);
    }
}


/* Animation states when visible - FIXED: Only opacity: 1 */
.animate-fade-in-up.visible,
.animate-fade-in-left.visible,
.animate-fade-in-right.visible,
.animate-bounce-y.visible,
.section-scroll-animate.visible,
.text-animate-up.visible,
.reveal-item.visible,
.scroll-reveal.visible,
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade-in-up.visible.fade-in,
.section-scroll-animate.visible.fade-in {
    opacity: 1;
}

.animate-fade-in-up.visible.slide-up,
.section-scroll-animate.visible.slide-up {
    transform: translateY(0);
}
/* Safe visibility overrides (auto-added) */
:root, html, body, main, header, footer, section, .container, .content {
  opacity: 1 !important;
  visibility: visible !important;
}