/* Variables */
:root {
    --primary-color: #007bff; /* A vibrant blue for accents */
    --secondary-color: #343a40; /* Dark grey for text/backgrounds */
    --accent-color: #f8f9fa; /* Light grey for contrast */
    --text-color-dark: #333;
    --text-color-light: #fff;
    --gradient-start: #0056b3; /* Darker blue for gradients */
    --gradient-end: #00c6ff; /* Lighter blue for gradients */
    --shadow-light: rgba(0, 0, 0, 0.1);
    --shadow-medium: rgba(0, 0, 0, 0.2);
    --shadow-heavy: rgba(0, 0, 0, 0.4);
    --border-radius: 8px;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --font-heading: 'Oswald', sans-serif;
    --font-body: 'Montserrat', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--gradient-start);
}

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--secondary-color);
    line-height: 1.2;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.8rem; }
h3 { font-size: 1.8rem; }

p {
    margin-bottom: 1rem;
}

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

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

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 3rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    border-radius: 2px;
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    font-size: 1.15rem;
    line-height: 1.8;
    color: #555;
}

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

.bg-dark {
    background-color: var(--secondary-color);
    color: var(--text-color-light);
}

.bg-light-gradient {
    background: linear-gradient(to bottom right, #f2f2f2, #e0e0e0);
}

/* Header */
.main-header {
    background-color: rgba(255, 255, 255, 0.95);
    padding: 1rem 0;
    box-shadow: 0 2px 15px var(--shadow-light);
    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(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px var(--shadow-medium);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--secondary-color);
    transition: color 0.3s ease;
}

.logo:hover {
    color: var(--primary-color);
}

.main-nav .nav-list {
    display: flex;
}

.main-nav .nav-list li {
    margin-left: 1.8rem;
}

.main-nav .nav-link {
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 1.05rem;
    position: relative;
    padding: 5px 0;
    transition: color 0.3s ease;
}

.main-nav .nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    transition: width 0.3s ease;
}

.main-nav .nav-link:hover::after,
.main-nav .nav-link.active::after {
    width: 100%;
}

.main-nav .nav-link:hover {
    color: var(--primary-color);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001; /* Ensure toggle is above nav list */
}

.nav-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--secondary-color);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.nav-toggle.active .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.nav-toggle.active .bar:nth-child(2) {
    opacity: 1;
}
.nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-color-light);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('images/image_12.jpg') no-repeat center center/cover;
    filter: brightness(0.5) grayscale(0.2); /* Darken and desaturate slightly */
    transform: scale(1.05); /* Zoom in slightly for parallax feel */
    animation: zoomOutFadeIn 30s infinite alternate ease-in-out;
}

@keyframes zoomOutFadeIn {
    0% {
        transform: scale(1.05);
        filter: brightness(0.5) grayscale(0.2);
    }
    100% {
        transform: scale(1.1);
        filter: brightness(0.4) grayscale(0.3);
    }
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.4); /* Semi-transparent overlay for text readability */
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px var(--shadow-heavy);
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-color-light);
    text-shadow: 2px 2px 8px rgba(0,0,0,0.7);
    transform: translateY(20px);
    opacity: 1;
    transition: transform 1s ease-out, opacity 1s ease-out;
}

.hero-title.is-visible {
    transform: translateY(0);
    opacity: 1;
}

.hero-tagline {
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--accent-color);
    text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
    transform: translateY(20px);
    opacity: 1;
    transition: transform 1s ease-out 0.5s, opacity 1s ease-out 0.5s;
}

.hero-subtitle.is-visible {
    transform: translateY(0);
    opacity: 1;
}

/* General Section Styling */
section {
    padding: var(--spacing-lg) 0;
    position: relative;
}

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

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

/* About Section */
.about-section {
    background-color: var(--accent-color);
}

.grid-2-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    align-items: center;
}

.about-image-wrapper {
    position: relative;
    padding: 10px; /* Space for shadow */
}

.about-image {
    border-radius: var(--border-radius);
    transition: transform 0.5s ease;
}

.about-image:hover {
    transform: scale(1.02);
}

.about-content {
    padding: 1rem;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}
.about-content .section-title::after {
    left: 0;
    transform: translateX(0);
}


/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.service-card {
    background-color: #ffffff;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 5px 20px var(--shadow-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px var(--shadow-medium);
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    display: block;
}

.gradient-text {
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.service-title {
    color: var(--secondary-color);
    margin-bottom: 0.8rem;
    font-size: 1.6rem;
}

.service-text {
    color: #666;
    font-size: 1.05rem;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.team-member {
    background-color: #ffffff;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 5px 20px var(--shadow-light);
    overflow: hidden;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px var(--shadow-medium);
}

.member-photo {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1rem;
    border: 4px solid var(--primary-color);
    transition: border-color 0.3s ease;
}

.team-member:hover .member-photo {
    border-color: var(--gradient-end);
}

.member-name {
    color: var(--secondary-color);
    font-size: 1.7rem;
    margin-bottom: 0.5rem;
}

.member-role {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.team-member .social-icons {
    margin-top: 1rem;
    opacity: 1;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.team-member:hover .social-icons {
    opacity: 1;
    transform: translateY(0);
}

.team-member .social-icons a {
    color: var(--secondary-color);
    font-size: 1.4rem;
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.team-member .social-icons a:hover {
    color: var(--primary-color);
}

/* Gallery Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.gallery-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    position: relative;
    box-shadow: 0 5px 20px var(--shadow-light);
}

.gallery-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease-in-out, filter 0.5s ease-in-out;
}

.gallery-item:hover .gallery-image {
    transform: scale(1.08);
    filter: brightness(0.8);
}

/* Achievements Section */
.achievements-section {
    background-color: var(--secondary-color);
    color: var(--text-color-light);
}

.achievements-section .section-title,
.achievements-section .section-description {
    color: var(--text-color-light);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.achievement-card {
    background-color: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.achievement-card:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.achievement-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.achievement-card h3 {
    color: var(--text-color-light);
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
}

.achievement-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    margin: 1rem 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.achievement-description {
    color: var(--text-color-light);
    font-size: 1rem;
    line-height: 1.5;
}

.social-connect {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    text-align: center;
}

.social-connect h3 {
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
    font-size: 1.5rem;
}

.social-connect p {
    color: var(--text-color-light);
    margin-bottom: var(--spacing-md);
}

.social-media-links {
    text-align: center;
    margin-top: var(--spacing-md);
}

.social-media-links a {
    color: var(--accent-color);
    margin: 0 1rem;
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-media-links a:hover {
    color: var(--primary-color);
    transform: translateY(-5px);
}

.footer-social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social-links a {
    color: var(--accent-color);
    font-size: 1.5rem;
    transition: color 0.3s ease, transform 0.3s ease;
}

.footer-social-links a:hover {
    color: var(--text-color-light);
    transform: scale(1.1);
}

/* Footer */
.main-footer {
    background-color: #212529;
    color: var(--accent-color);
    padding: var(--spacing-md) 0;
    font-size: 0.95rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.footer-grid ul {
    padding: 0;
}

.footer-grid ul li {
    margin-bottom: 0.8rem;
}

.footer-grid ul li a {
    color: var(--accent-color);
    transition: color 0.3s ease;
}

.footer-grid ul li a:hover {
    color: var(--primary-color);
}

.footer-about p, .footer-connect p {
    color: #bbb;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    color: #bbb;
}

/* Advanced Visual Effects */
.shadow-effect {
    box-shadow: 0 8px 25px var(--shadow-medium);
}

.card-hover-effect {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover-effect:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px var(--shadow-medium);
}

.hover-effect-scale {
    transition: transform 0.3s ease;
}
.hover-effect-scale:hover {
    transform: scale(1.03);
}

.hover-effect-zoom {
    overflow: hidden;
}
.hover-effect-zoom img {
    transition: transform 0.5s ease;
}
.hover-effect-zoom:hover img {
    transform: scale(1.1);
}

/* Media Queries for Responsiveness */
@media (max-width: 992px) {
    .main-nav .nav-list {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: rgba(255, 255, 255, 0.98);
        box-shadow: 0 8px 16px var(--shadow-light);
        padding: 1rem 0;
        border-top: 1px solid #eee;
        z-index: 999;
        transform: translateY(-10px);
        opacity: 1;
        pointer-events: none;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .main-nav .nav-list.active {
        display: flex;
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .main-nav .nav-list li {
        margin: 0;
        border-bottom: 1px solid #eee;
    }

    .main-nav .nav-list li:last-child {
        border-bottom: none;
    }

    .main-nav .nav-link {
        display: block;
        padding: 0.8rem var(--spacing-md);
        text-align: center;
    }

    .main-nav .nav-link::after {
        display: none; /* Hide underline on mobile nav */
    }

    .nav-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .about-content .section-title {
        text-align: center;
    }
    .about-content .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .grid-2-col {
        grid-template-columns: 1fr;
    }

    .about-image-wrapper {
        order: -1; /* Image appears before text on small screens */
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-grid h3 {
        margin-top: 1.5rem;
    }

    .footer-grid ul {
        padding: 0;
    }

    .footer-grid ul li {
        display: inline-block;
        margin: 0 0.5rem;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.8rem; }
    h2 { font-size: 2.2rem; }
    h3 { font-size: 1.5rem; }

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

    .hero-section {
        height: 80vh;
    }
    .hero-content {
        padding: 1.5rem;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-subtitle {
        font-size: 1.1rem;
    }

    .services-grid,
    .team-grid,
    .gallery-grid,
    .achievements-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .team-member .social-icons {
        opacity: 1; /* Always show social icons on smaller screens */
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.3rem; }

    .logo {
        font-size: 1.8rem;
    }

    .hero-title {
        font-size: 2rem;
    }
    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
        margin-bottom: var(--spacing-sm);
    }

    .section-description {
        margin-bottom: var(--spacing-sm);
    }

    .services-grid,
    .team-grid,
    .gallery-grid,
    .achievements-grid {
        grid-template-columns: 1fr;
    }

    .gallery-image {
        height: 200px;
    }

    .social-media-links a {
        margin: 0 0.8rem;
        font-size: 1.8rem !important;
    }
}

/* 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;
}