:root {
    --bg-color: #0b151c;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --accent-light: #5bc2b4;
    --accent-dark: #1e5a6b;
    --gradient-primary: linear-gradient(135deg, var(--accent-light), var(--accent-dark));
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 800;
    line-height: 1.1;
}

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

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.section-padding {
    padding: 100px 20px;
    max-width: 1280px;
    margin: 0 auto;
}

/* Base Components */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.3);
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    border-radius: 12px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: var(--transition);
}

.cta-button.lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.primary-btn {
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    box-shadow: 0 4px 15px rgba(91, 194, 180, 0.3);
}

.primary-btn::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(135deg, var(--accent-dark), var(--accent-light));
    z-index: -1;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.primary-btn:hover::before {
    opacity: 1;
}

.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(30, 90, 107, 0.5);
}

.secondary-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
}

.secondary-btn:hover {
    border-color: var(--accent-light);
    background: rgba(91, 194, 180, 0.05);
    transform: translateY(-2px);
}

/* Ambient Background */
.ambient-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}
.ambient-background::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: 
        repeating-linear-gradient(45deg, rgba(91, 194, 180, 0.05) 0, rgba(91, 194, 180, 0.05) 1px, transparent 1px, transparent 40px),
        repeating-linear-gradient(-45deg, rgba(91, 194, 180, 0.05) 0, rgba(91, 194, 180, 0.05) 1px, transparent 1px, transparent 40px);
    background-size: 100% 100%;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: floatOrb 20s infinite alternate ease-in-out;
}

.orb-1 {
    top: -10%; left: -10%;
    width: 500px; height: 500px;
    background: var(--accent-dark);
}

.orb-2 {
    bottom: -10%; right: -5%;
    width: 600px; height: 600px;
    background: var(--accent-light);
    animation-delay: -5s;
}

.orb-3 {
    top: 40%; left: 50%;
    width: 400px; height: 400px;
    background: rgba(13, 52, 69, 0.5);
    animation-delay: -10s;
}

@keyframes floatOrb {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(100px, 50px) scale(1.1); }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.5rem 0;
    z-index: 1000;
    transition: padding 0.3s ease, background 0.3s ease;
}

.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(11, 21, 28, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
}

.logo-icon {
    color: var(--accent-light);
    font-size: 1.25rem;
}

.logo-text {
    font-weight: 900;
    letter-spacing: -0.5px;
}

.logo-text .highlight {
    font-weight: 400;
    color: var(--text-secondary);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding-bottom: 4px;
}

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

.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

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

.menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 120px 20px 40px;
    gap: 4rem;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: 100px;
    background: rgba(91, 194, 180, 0.1);
    border: 1px solid rgba(91, 194, 180, 0.2);
    color: var(--accent-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: clamp(3rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

.hero-visual {
    flex: 1;
    position: relative;
    height: 500px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Hero Stack Visualization */
.center-piece {
    position: relative;
    width: 250px;
    height: 250px;
}

.stack-layers {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transform: rotateX(60deg) rotateZ(45deg);
    animation: slowRotate 20s infinite linear;
}

@keyframes slowRotate {
    0% { transform: rotateX(60deg) rotateZ(0deg); }
    100% { transform: rotateX(60deg) rotateZ(360deg); }
}

.layer {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5), inset 0 0 20px rgba(255, 255, 255, 0.05);
    background: rgba(14, 30, 39, 0.6);
    backdrop-filter: blur(5px);
}

.layer-1 { transform: translateZ(0px); border-color: rgba(30, 90, 107, 0.8); box-shadow: 0 0 30px rgba(30, 90, 107, 0.4); }
.layer-2 { transform: translateZ(40px); border-color: rgba(60, 140, 140, 0.8); box-shadow: 0 0 30px rgba(60, 140, 140, 0.4); }
.layer-3 { transform: translateZ(80px); border-color: rgba(91, 194, 180, 0.8); box-shadow: 0 0 30px rgba(91, 194, 180, 0.4); }

.layer-cross {
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, transparent 48%, var(--glass-border) 49%, var(--glass-border) 51%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, var(--glass-border) 49%, var(--glass-border) 51%, transparent 52%);
    opacity: 0.5;
}

.visual-card {
    position: absolute;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: float 6s infinite alternate ease-in-out;
}

.top-card {
    top: 10%;
    right: 10%;
    width: 200px;
}

.bottom-card {
    bottom: 10%;
    left: 10%;
    width: 180px;
    animation-delay: -3s;
}

.tech-icon {
    font-size: 2rem;
    color: var(--accent-light);
}

.top-card .tech-icon { color: #61DAFB; }
.bottom-card .tech-icon { color: #68A063; /* Node Color updated to fit Node JS logo better*/ }

.tech-icon.spin { animation: spin 10s infinite linear; }

@keyframes spin { 100% { transform: rotate(360deg); } }
@keyframes float {
    0% { transform: translateY(0px); }
    100% { transform: translateY(-20px); }
}

.card-lines {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}

.line {
    height: 6px;
    background: var(--glass-border);
    border-radius: 10px;
}
.w-long { width: 100%; }
.w-short { width: 60%; }

/* Sections Global */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-description {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.125rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.interactive-card:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    position: relative;
    z-index: 1;
}

.card-glow {
    position: absolute;
    width: 150px;
    height: 150px;
    background: var(--accent-light);
    filter: blur(70px);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    mix-blend-mode: screen;
    z-index: 0;
}

.interactive-card:hover .card-glow {
    opacity: 0.15;
}

/* Tech Stack Marquee */
.stack-showcase {
    overflow: hidden;
}

.marquee-wrapper {
    position: relative;
    width: 100%;
    padding: 2rem 0;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.marquee-content {
    display: flex;
    gap: 3rem;
    width: max-content;
    animation: scroll 30s linear infinite;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 600;
    font-family: var(--font-heading);
    color: var(--text-secondary);
    padding: 1rem 2rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    transition: var(--transition);
}

.tech-item:hover {
    color: var(--text-primary);
    border-color: var(--accent-light);
    background: rgba(91, 194, 180, 0.05);
    transform: scale(1.05);
}

.tech-item i {
    font-size: 1.5rem;
}

@keyframes scroll {
    from { transform: translateX(0); }
    to { transform: translateX(calc(-50% - 1.5rem)); }
}

/* CTA Section */
.cta-section {
    display: flex;
    justify-content: center;
}

.cta-card {
    text-align: center;
    max-width: 800px;
    width: 100%;
    padding: 4rem 2rem;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%; left: -50%; width: 200%; height: 200%;
    background: radial-gradient(circle at center, rgba(30, 90, 107, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.cta-card h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-card p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.input-group {
    display: flex;
    max-width: 450px;
    margin: 0 auto;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    padding: 0.5rem;
    position: relative;
    z-index: 2;
}

.glass-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    padding: 0 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
}

.glass-input::placeholder {
    color: var(--text-secondary);
}

/* Footer */
footer {
    border-top: 1px solid var(--glass-border);
    background: rgba(0,0,0,0.3);
    padding: 4rem 20px 2rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
}

.footer-socials {
    display: flex;
    gap: 1rem;
}

.footer-socials a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
}

.footer-socials a:hover {
    color: var(--accent-light);
    border-color: var(--accent-light);
    background: rgba(91, 194, 180, 0.1);
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1280px;
    margin: 0 auto;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.875rem;
    border-top: 1px solid var(--glass-border);
    padding-top: 2rem;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 150px;
    }
    
    .hero-content {
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-visual {
        width: 100%;
        margin-top: 2rem;
        height: 400px;
    }
    
    .nav-links, .navbar .cta-button {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-actions .cta-button {
        width: 100%;
    }
    
    .input-group {
        flex-direction: column;
        background: transparent;
        border: none;
        padding: 0;
        gap: 1rem;
    }
    
    .glass-input {
        background: var(--glass-bg);
        border: 1px solid var(--glass-border);
        padding: 1rem;
        border-radius: 12px;
        width: 100%;
    }
    
    .submit-btn {
        width: 100%;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }
}

/* Animations */
.reveal-elem {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.5, 0, 0, 1), transform 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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