/* CSS Variables */
:root {
    --primary-bg: #0A0A0E;
    --secondary-bg: #1A1A22;
    --accent-color-2: #4B0082; /* Indigo */
    --accent-color-3: #00FFFF; /* Cyan */
    --text-color-light: #E0E0E0;
    --text-color-dark: #A0A0A0;
    --gradient-hero: linear-gradient(135deg, var(--accent-color-2) 0%, var(--accent-color-1) 100%);
    --shadow-light: 0 4px 15px rgba(0, 0, 0, 0.3);
    --shadow-deep: 0 8px 30px rgba(0, 0, 0, 0.5);
    --border-radius: 10px;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --transition-speed: 0.3s ease-in-out;
    --max-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    color: var(--accent-color-3);
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: var(--accent-color-1);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    margin-bottom: 1rem;
    color: var(--text-color-light);
}

h1 { font-size: 3.5rem; font-weight: 700; }
h2 { font-size: 2.8rem; font-weight: 600; margin-bottom: 2.5rem;}
h3 { font-size: 2rem; font-weight: 600; }
h4 { font-size: 1.5rem; font-weight: 600; }

p {
    margin-bottom: 1rem;
    color: var(--text-color-dark);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
}

/* Utility Classes */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 6rem 0;
    position: relative;
    z-index: 1;
}

/* Header & Navigation */
.site-header {
    background-color: rgba(10, 10, 14, 0.8); /* Slightly transparent */
    padding: 1.5rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
    backdrop-filter: blur(10px); /* Frosted glass effect */
    box-shadow: var(--shadow-light);
    transition: background-color var(--transition-speed), box-shadow var(--transition-speed), padding var(--transition-speed);
}

.site-header.sticky {
    background-color: rgba(10, 10, 14, 0.95);
    padding: 1rem 0;
    box-shadow: var(--shadow-deep);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-color-light);
    letter-spacing: 2px;
    background: linear-gradient(45deg, var(--accent-color-3), var(--accent-color-1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.5); /* Subtle glow */
}

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

.nav-links li {
    margin-left: 2.5rem;
}

.nav-links a {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-color-light);
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-speed);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-hero);
    transition: width var(--transition-speed), left var(--transition-speed);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
    left: 0;
}

.nav-links a:hover {
    color: var(--accent-color-3);
}

/* 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;
    background-attachment: fixed; /* Parallax effect */
    isolation: isolate; /* For z-index stacking context */
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), var(--gradient-hero); /* Double overlay for depth */
    opacity: 1;.8;
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 5rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 0 20px rgba(var(--accent-color-3), 0.7);
    background: linear-gradient(45deg, var(--accent-color-3), var(--accent-color-1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.5rem;
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-color-light);
    opacity: 1;.9;
}

/* General Section Styling */
.section-padding:nth-of-type(even) {
    background-color: var(--secondary-bg);
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.content-grid.reverse-grid {
    grid-template-areas: "image-content text-content";
}

.content-grid.reverse-grid .image-content {
    grid-area: image-content;
}
.content-grid.reverse-grid .text-content {
    grid-area: text-content;
}

.text-content {
    padding-right: 2rem;
}

.image-content img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-deep);
    transition: transform var(--transition-speed);
}
.image-content img:hover {
    transform: scale(1.02);
}


/* About Section */
.about-section h2 {
    text-align: left;
    background: linear-gradient(90deg, var(--accent-color-3), var(--accent-color-1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.about-section p {
    font-size: 1.1rem;
}


/* Services Section */
.services-section h2 {
    text-align: center;
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-3));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.service-card {
    background-color: var(--primary-bg);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-light);
    border: 1px solid rgba(var(--accent-color-3), 0.2);
    transition: transform var(--transition-speed), box-shadow var(--transition-speed), border-color var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(var(--accent-color-3), 0.1) 0%, transparent 70%);
    opacity: 1;
    transform: scale(0);
    transition: opacity var(--transition-speed), transform var(--transition-speed);
    z-index: 0;
}

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

.service-card img {
    border-radius: var(--border-radius);
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    transition: transform var(--transition-speed);
}
.service-card:hover img {
    transform: translateY(-5px);
}

.service-card h3 {
    color: var(--accent-color-3);
    font-size: 1.6rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.service-card p {
    font-size: 1rem;
    color: var(--text-color-dark);
    position: relative;
    z-index: 1;
}

/* Portfolio Section */
.portfolio-section {
    background: linear-gradient(180deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
    position: relative;
    overflow: hidden;
}

.portfolio-section h2 {
    text-align: center;
    background: linear-gradient(90deg, var(--accent-color-3), var(--accent-color-1));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.portfolio-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-deep);
    transition: transform var(--transition-speed);
}

.portfolio-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.portfolio-item .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(var(--accent-color-2), 0.8);
    background: var(--gradient-hero); /* Use gradient for overlay */
    opacity: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 1rem;
    transition: opacity 0.5s ease;
}

.portfolio-item:hover .overlay {
    opacity: 1;
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

.portfolio-item .overlay h3 {
    color: var(--text-color-light);
    margin-bottom: 0.5rem;
    font-size: 1.8rem;
}

.portfolio-item .overlay p {
    color: var(--text-color-light);
    font-size: 1rem;
}


/* Studio Section */
.studio-section h2 {
    text-align: right;
    background: linear-gradient(90deg, var(--accent-color-1), var(--accent-color-3));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.studio-section p {
    font-size: 1.1rem;
}

/* Footer */
.site-footer {
    background-color: var(--primary-bg);
    color: var(--text-color-dark);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(var(--accent-color-3), 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-brand p {
    font-size: 0.9rem;
    margin: 0;
}

.footer-links h3, .footer-social h3 {
    color: var(--text-color-light);
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
}

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

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

.footer-links a {
    color: var(--text-color-dark);
    transition: color var(--transition-speed);
}

.footer-links a:hover {
    color: var(--accent-color-3);
    transform: translateX(5px);
    display: inline-block;
}

.social-icons {
    display: flex;
    gap: 1.5rem;
}

.social-icons a {
    font-size: 1.8rem;
    color: var(--text-color-dark);
    transition: color var(--transition-speed), transform var(--transition-speed);
}

.social-icons a:hover {
    color: var(--accent-color-3);
    transform: translateY(-5px);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-bg);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(var(--accent-color-1), var(--accent-color-3));
    border-radius: 10px;
    border: 3px solid var(--secondary-bg);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(var(--accent-color-3), var(--accent-color-1));
}


/* Responsive Design */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 4rem;
    }
    .hero-content p {
        font-size: 1.3rem;
    }
    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
    h3 { font-size: 1.7rem; }

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

    .content-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .content-grid.reverse-grid {
        grid-template-areas: unset; /* Reset for smaller screens */
    }

    .text-content {
        padding-right: 0;
    }
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        text-align: center;
    }
    .nav-links {
        margin-top: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem 1.5rem;
    }
    .nav-links li {
        margin-left: 0;
    }

    .site-header.sticky .navbar {
        flex-direction: row; /* Keep nav horizontal on sticky for better space management */
        justify-content: center;
    }
    .site-header.sticky .nav-links {
        margin-top: 0;
    }
    .site-header.sticky .nav-links li {
        margin-left: 1rem;
    }

    .hero-section {
        height: 80vh;
        padding-top: 80px; /* Adjust for fixed header */
    }
    .hero-content h1 {
        font-size: 3rem;
    }
    .hero-content p {
        font-size: 1.1rem;
    }
    h2 { margin-bottom: 2rem; }

    .section-padding {
        padding: 4rem 0;
    }

    .service-card {
        padding: 1.5rem;
    }
    .service-card h3 {
        font-size: 1.4rem;
    }
    .portfolio-item img {
        height: 200px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-links ul {
        padding-left: 0;
    }
    .social-icons {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-content p {
        font-size: 1rem;
    }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.5rem; }

    .nav-links {
        gap: 0.8rem 1rem;
    }

    .logo {
        font-size: 1.8rem;
    }
    .service-card h3 {
        font-size: 1.2rem;
    }
}

/* Visible state helpers */
+ .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 {
    opacity: 1;
    transform: translateY(0);
}

/* Safe visibility overrides (auto-added) */
:root, html, body, main, header, footer, section, .container, .content {
  opacity: 1 !important;
  visibility: visible !important;
}