:root {
    --color-primary-bg: #0A0A0A;
    --color-secondary-bg: #1A1A1A;
    --color-tertiary-bg: #1E1E1E;
    --color-accent-1: #00F0FF; /* Electric Cyan */
    --color-text-light: #E0E0E0;
    --color-text-white: #FFFFFF;
    --color-border-dark: #333;

    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;

    --gradient-hero: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(138, 43, 226, 0.2));
    --gradient-card-border: linear-gradient(45deg, var(--color-accent-1), var(--color-accent-2));
    --gradient-button: linear-gradient(45deg, var(--color-accent-1), var(--color-accent-2));

    --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.4);
    --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.6);
    --shadow-header: 0 4px 15px rgba(0, 0, 0, 0.5);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--color-text-light);
    background-color: var(--color-primary-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    scroll-padding-top: 80px; /* Adjust for fixed header */
}

a {
    color: var(--color-accent-1);
    text-decoration: none;
    transition: color 0.3s ease, transform 0.3s ease;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-text-white);
    margin-bottom: 0.8em;
    line-height: 1.2;
}

h1 { font-size: 3.8em; font-weight: 700; }
h2 { font-size: 2.8em; font-weight: 600; }
h3 { font-size: 1.8em; font-weight: 600; }
p { margin-bottom: 1em; }

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

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 25px;
}

/* Header */
.main-header {
    background-color: var(--color-primary-bg);
    padding: 20px 0;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.main-header.sticky {
    background-color: rgba(10, 10, 10, 0.95);
    box-shadow: var(--shadow-header);
    backdrop-filter: blur(10px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.8em;
    font-weight: 700;
    color: var(--color-text-white);
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.logo:hover {
    color: var(--color-accent-1);
    transform: scale(1.02);
}

.nav-links {
    list-style: none;
    display: flex;
}

.nav-links li {
    margin-left: 35px;
}

.nav-links a {
    color: var(--color-text-light);
    font-weight: 600;
    font-size: 1.05em;
    position: relative;
    padding-bottom: 5px;
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: var(--gradient-card-border);
    bottom: 0;
    left: 0;
    transition: width 0.3s ease-out;
}

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

.nav-links a:hover {
    color: var(--color-accent-1);
    transform: none; /* Override default link hover */
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background-image: url('images/image_12.jpg');
    background-size: cover;
    background-position: center;
    color: var(--color-text-white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 10, 10, 0.8) 0%, rgba(10, 10, 10, 0.6) 100%), var(--gradient-hero);
    backdrop-filter: blur(2px);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 20px;
}

.hero-title {
    font-size: 4.5em;
    margin-bottom: 20px;
    letter-spacing: -1px;
    line-height: 1.1;
    text-shadow: 0 0 20px rgba(0, 240, 255, 0.4);
}

.hero-subtitle {
    font-size: 1.6em;
    font-weight: 300;
    opacity: 1;.9;
    max-width: 700px;
    margin: 0 auto;
}

/* Section Styling */
.section-padding {
    padding: 100px 0;
}

.bg-darker {
    background-color: var(--color-secondary-bg);
}

.section-title {
    text-align: center;
    margin-bottom: 25px;
    font-size: 3em;
    background: linear-gradient(45deg, var(--color-accent-1), var(--color-accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    font-size: 1.15em;
    color: var(--color-text-light);
    opacity: 1;.8;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.about-image img {
    border-radius: 12px;
    transition: transform 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.05);
}

.about-content p {
    font-size: 1.1em;
    margin-bottom: 1.2em;
}

/* Card Grid Layouts */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); /* Exactly 3 cards for wider screens, adapts down */
    gap: 30px;
}

/* Service Card */
.service-card {
    background-color: var(--color-tertiary-bg);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: transform 0.4s ease, box-shadow 0.4s ease, background-color 0.4s ease;
    border: 1px solid rgba(51, 51, 51, 0.6);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-card-border);
    opacity: 1;
    transition: opacity 0.4s ease;
    z-index: 0;
    pointer-events: none;
}

.service-card:hover::before {
    opacity: 1;.2;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card-hover);
    background-color: var(--color-secondary-bg);
    border-color: var(--color-accent-1);
}

.service-card h3 {
    font-size: 1.5em;
    margin-top: 20px;
    color: var(--color-accent-1);
    transition: color 0.4s ease;
    position: relative;
    z-index: 1;
}

.service-card:hover h3 {
    color: var(--color-text-white);
}

.service-card p {
    font-size: 1em;
    color: var(--color-text-light);
    opacity: 1;.8;
    margin-bottom: 0;
    position: relative;
    z-index: 1;
}

.card-icon {
    font-size: 3.5em;
    color: var(--color-accent-1);
    background: rgba(0, 240, 255, 0.1);
    padding: 15px;
    border-radius: 50%;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 90px;
    height: 90px;
    border: 1px solid var(--color-accent-1);
    transition: background 0.4s ease, transform 0.4s ease, color 0.4s ease;
    position: relative;
    z-index: 1;
}

.service-card:hover .card-icon {
    background: var(--gradient-card-border);
    color: var(--color-text-white);
    transform: rotateY(180deg);
    border-color: var(--color-text-white);
}

/* Feature Card */
.feature-card {
    background-color: var(--color-tertiary-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid rgba(51, 51, 51, 0.6);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card-hover);
}

.feature-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
    transition: transform 0.5s ease;
}

.feature-card:hover img {
    transform: scale(1.08);
}

.feature-card h3 {
    font-size: 1.4em;
    padding: 20px 25px 10px;
    color: var(--color-accent-1);
}

.feature-card p {
    font-size: 0.95em;
    padding: 0 25px 25px;
    color: var(--color-text-light);
    opacity: 1;.8;
}

/* Testimonials */
.testimonial-card {
    background-color: var(--color-tertiary-bg);
    border-radius: 12px;
    padding: 35px;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid rgba(51, 51, 51, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card-hover);
}

.testimonial-avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 3px solid var(--color-accent-1);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

.testimonial-card p {
    font-style: italic;
    font-size: 1.05em;
    color: var(--color-text-light);
    margin-bottom: 15px;
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-accent-2);
    font-size: 1.1em;
}

/* Vision Section */
.vision-content {
    max-width: 900px;
    margin: 0 auto 50px;
    text-align: center;
    font-size: 1.15em;
}

.vision-image {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
    max-width: 100%;
    margin: 0 auto;
}

.vision-image img {
    border-radius: 12px;
    transition: transform 0.5s ease;
}

.vision-image:hover img {
    transform: scale(1.03);
}

/* Footer */
.main-footer {
    padding: 60px 0 30px;
    background-color: var(--color-secondary-bg);
    border-top: 1px solid var(--color-border-dark);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h3 {
    color: var(--color-text-white);
    font-size: 1.4em;
    margin-bottom: 20px;
}

.footer-column p, .footer-column li {
    font-size: 0.95em;
    color: var(--color-text-light);
    opacity: 1;.8;
    margin-bottom: 10px;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li a {
    color: var(--color-text-light);
    opacity: 1;.8;
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-block;
    padding: 3px 0;
}

.footer-column ul li a:hover {
    color: var(--color-accent-1);
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-links a {
    color: var(--color-text-light);
    font-size: 1.5em;
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-links a:hover {
    color: var(--color-accent-1);
    transform: translateY(-3px) scale(1.1);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--color-border-dark);
}

.footer-bottom p {
    font-size: 0.9em;
    color: var(--color-text-light);
    opacity: 1;.7;
    margin-bottom: 0;
}

/* Animations */
.animate-fade-in-up {
    opacity: 1;
    transform: translateY(20px);
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.animate-fade-in-up.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
/* ... extend as needed */


/* Reveal on Scroll General */
.reveal-on-scroll {
    opacity: 1;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

/* Staggered reveal for cards */
.card-grid .reveal-on-scroll {
    transition-delay: var(--delay, 0s);
}
/* This needs to be applied via JS if specific delays are required for each card */
/* For now, just using generic delays */


/* Responsive Design */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.5em;
    }
    .hero-subtitle {
        font-size: 1.4em;
    }
    .section-title {
        font-size: 2.5em;
    }
    .nav-links li {
        margin-left: 25px;
    }
    .about-grid {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .main-header {
        padding: 15px 0;
    }
    .navbar {
        flex-direction: column;
        text-align: center;
    }
    .nav-links {
        margin-top: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .nav-links li {
        margin: 0 15px 10px;
    }
    .hero-section {
        height: 80vh;
    }
    .hero-title {
        font-size: 2.8em;
    }
    .hero-subtitle {
        font-size: 1.1em;
    }
    .section-padding {
        padding: 80px 0;
    }
    .section-title {
        font-size: 2em;
    }
    .section-description {
        margin-bottom: 40px;
        font-size: 1em;
    }
    .about-grid {
        grid-template-columns: 1fr;
    }
    .about-image {
        margin-bottom: 30px;
    }
    .card-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* Stacks to 1 on small screens */
    }
    .service-card, .feature-card, .testimonial-card {
        padding: 30px;
    }
    .card-icon {
        font-size: 3em;
        width: 80px;
        height: 80px;
    }
    .feature-card img {
        height: 180px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    h1 { font-size: 2.5em; }
    h2 { font-size: 1.8em; }
    h3 { font-size: 1.4em; }

    .hero-title {
        font-size: 2.2em;
    }
    .hero-subtitle {
        font-size: 0.95em;
    }
    .nav-links li {
        margin: 0 10px 8px;
    }
    .nav-links a {
        font-size: 0.9em;
    }
    .section-padding {
        padding: 60px 0;
    }
    .section-title {
        font-size: 1.7em;
    }
    .section-description {
        font-size: 0.9em;
    }
    .card-grid {
        grid-template-columns: 1fr; /* Force 1 column on smallest screens */
    }
    .service-card, .feature-card, .testimonial-card {
        padding: 25px;
    }
    .card-icon {
        font-size: 2.5em;
        width: 70px;
        height: 70px;
    }
    .testimonial-avatar {
        width: 70px;
        height: 70px;
    }
}


/* 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;
}