:root {
    /* Colors */
    --color-secondary: #00bcd4; /* Cyan - vibrant accent */
    --color-background: #1a1a2e; /* Deep dark blue/purple */
    --color-surface: #262640; /* Slightly lighter dark surface */
    --color-text-light: #e0e0e0;
    --color-text-dark: #b0b0b0;
    --color-accent-hover: #b862f9; /* Lighter primary for hover */
    --color-gradient-start: #8a2be2;
    --color-gradient-end: #4a00e0; /* Deeper purple */

    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    --font-size-base: 1rem;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    /* Borders & Shadows */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --shadow-sm: 0 4px 10px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 30px rgba(0, 0, 0, 0.4);

    /* Transitions */
    --transition-fast: 0.2s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

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

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-background);
    overflow-x: hidden; /* Prevent horizontal scroll from animations */
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-normal);
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3rem; line-height: 1.2; }
h2 { font-size: 2.5rem; line-height: 1.3; }
h3 { font-size: 1.8rem; line-height: 1.4; }
p { margin-bottom: var(--spacing-sm); }

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

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

/* Header */
.main-header {
    background: var(--color-background);
    color: var(--color-text-light);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: background var(--transition-normal);
}

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

.main-header .logo a {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-text-light);
    letter-spacing: 1px;
    transition: color var(--transition-normal);
}

.main-header .logo a:hover {
    color: var(--color-secondary);
}

.main-nav .nav-menu {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
}

.main-nav .nav-menu li a {
    color: var(--color-text-dark);
    font-weight: 600;
    font-family: var(--font-heading);
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-normal);
}

.main-nav .nav-menu li a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.main-nav .nav-menu li a:hover,
.main-nav .nav-menu li a.active {
    color: var(--color-primary);
}

.main-nav .nav-menu li a:hover::after,
.main-nav .nav-menu li a.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    z-index: 1001;
}

.nav-toggle .bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--color-text-light);
    margin: 5px 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}
/* Hamburger menu animation */
.nav-toggle.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.active .bar:nth-child(2) { opacity: 1; }
.nav-toggle.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }


/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--color-text-light);
    overflow: hidden;
    background: linear-gradient(135deg, var(--color-gradient-start) 0%, var(--color-gradient-end) 100%);
}

.hero-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('images/image_11.jpg');
    background-size: cover;
    background-position: center;
    opacity: 1;.2;
    filter: blur(5px);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: var(--spacing-md);
    background: rgba(26, 26, 46, 0.7); /* Slightly darker background to make text pop */
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: var(--spacing-sm);
    text-shadow: 0 0 15px rgba(138, 43, 226, 0.6);
}

.hero-content p {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    opacity: 1;.9;
}

.button-primary {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: linear-gradient(45deg, var(--color-primary), var(--color-gradient-end));
    color: var(--color-text-light);
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.button-primary:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 25px rgba(138, 43, 226, 0.4);
}

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

section:nth-of-type(even) {
    background-color: var(--color-surface);
}

.section-description {
    text-align: center;
    max-width: 800px;
    margin: -1rem auto var(--spacing-lg);
    color: var(--color-text-dark);
    font-size: 1.1rem;
}

h2 {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 3rem;
    position: relative;
    padding-bottom: 10px;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--color-secondary);
    border-radius: 2px;
}


/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to top right, var(--color-primary), var(--color-secondary));
    opacity: 1;.3;
    z-index: 1;
}

.about-image img {
    border-radius: var(--border-radius-md);
    filter: grayscale(10%) brightness(0.8);
    transition: filter var(--transition-slow);
}

.about-image:hover img {
    filter: grayscale(0%) brightness(1);
}

.about-content h2 {
    text-align: left;
    padding-left: 0;
    margin-bottom: var(--spacing-md);
}

.about-content h2::after {
    left: 0;
    transform: translateX(0);
}

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

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    cursor: pointer;
    transition: transform var(--transition-normal);
}

.portfolio-item:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}

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

.item-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, rgba(0, 0, 0, 0) 50%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: flex-start;
    padding: var(--spacing-md);
    color: var(--color-text-light);
    opacity: 1;
    transition: opacity var(--transition-normal);
}

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

.item-overlay h3 {
    margin-bottom: var(--spacing-xs);
    color: var(--color-secondary);
    font-size: 1.5rem;
}

.item-overlay p {
    font-size: 0.9rem;
    color: var(--color-text-dark);
}

/* Process Section */
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    text-align: center;
}

.process-step {
    background-color: var(--color-surface);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    border: 1px solid rgba(var(--color-primary), 0.2);
}

.process-step:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.step-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-secondary);
}

.process-step h3 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

/* Vision Section (static contact alternative) */
.vision-section {
    background: linear-gradient(to right, var(--color-surface), var(--color-background));
}

.vision-section .container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.vision-content h2 {
    text-align: left;
    padding-left: 0;
}

.vision-content h2::after {
    left: 0;
    transform: translateX(0);
}

.vision-image {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.vision-image img {
    border-radius: var(--border-radius-md);
    filter: brightness(0.8) contrast(1.1);
    transition: filter var(--transition-slow);
}

.vision-image:hover img {
    filter: brightness(1) contrast(1);
}

.social-links {
    margin-top: var(--spacing-md);
    display: flex;
    gap: var(--spacing-md);
}

.social-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--color-surface);
    color: var(--color-text-light);
    font-size: 1.2rem;
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition-normal), transform var(--transition-normal), box-shadow var(--transition-normal);
}

.social-icon:hover {
    background-color: var(--color-primary);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 15px rgba(var(--color-primary), 0.3);
}

/* Footer */
.main-footer {
    background-color: var(--color-background);
    color: var(--color-text-dark);
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--color-surface);
    text-align: center;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.footer-brand, .footer-links, .footer-info {
    flex: 1;
    min-width: 200px;
    text-align: left;
}

.footer-brand h3 {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

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

.footer-links ul li a {
    display: block;
    padding: 0.3rem 0;
    color: var(--color-text-dark);
    transition: color var(--transition-normal);
}

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

.footer-info p {
    font-style: italic;
    color: var(--color-text-dark);
    margin-bottom: 0;
}

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

/* Scroll Reveal Classes */
.scroll-reveal, .reveal-left, .reveal-right, .reveal-bottom {
    opacity: 1;
    transform: translateY(20px); /* Default for most reveals */
    transition: opacity var(--transition-slow) ease-out, transform var(--transition-slow) ease-out;
}

.reveal-left {
    transform: translateX(-50px);
}
.reveal-right {
    transform: translateX(50px);
}
/* Ensure default scroll-reveal takes precedence for translateY */
.scroll-reveal:not(.reveal-left):not(.reveal-right):not(.reveal-bottom) {
    transform: translateY(20px);
}

.revealed {
    opacity: 1;
    transform: translate(0, 0);
}

/* Staggered delay for scroll reveal */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }
.delay-7 { transition-delay: 0.7s; }


/* Initial hero animations */
.fade-in-up {
    opacity: 1;
    transform: translateY(20px);
}

.fade-in-up.animate-active {
    animation: fadeInUp 1s cubic-bezier(0.165, 0.84, 0.44, 1) forwards;
}

/* Media Queries for Responsiveness */
@media (max-width: 992px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }

    .about-grid, .vision-section .container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }
    .about-content h2, .vision-content h2 {
        text-align: center;
    }
    .about-content h2::after, .vision-content h2::after {
        left: 50%;
        transform: translateX(-50%);
    }
    .about-image { order: -1; } /* Image above text on smaller screens */

    .social-links {
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-brand, .footer-links, .footer-info {
        text-align: center;
        min-width: unset;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .main-header {
        padding: var(--spacing-xs) 0;
    }

    .main-nav .nav-menu {
        flex-direction: column;
        background-color: var(--color-background);
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        padding: var(--spacing-md) 0;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 1;
        visibility: hidden;
        transition: transform var(--transition-normal), opacity var(--transition-normal), visibility var(--transition-normal);
    }

    .main-nav .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .main-nav .nav-menu li {
        text-align: center;
        margin: var(--spacing-xs) 0;
    }

    .nav-toggle {
        display: block;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-content p {
        font-size: 1.1rem;
    }
    .button-primary {
        padding: 0.8rem 2rem;
        font-size: 1rem;
    }

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

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    .hero-content {
        padding: var(--spacing-sm);
    }
    .hero-content p {
        font-size: 1rem;
    }
    .section-description {
        font-size: 0.9rem;
    }
    .process-step {
        padding: var(--spacing-sm);
    }
    .step-icon {
        font-size: 2.5rem;
    }
}


/* 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;
}