:root {
    --primary-color: #0f172a;
    --accent-color: #3b82f6;
    --text-light: #f8fafc;
    --text-dark: #94a3b8;
    --bg-light: #1e293b;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-color);
    color: var(--text-light);
    line-height: 1.6;
    scroll-behavior: smooth;
}
/* Background Canvas */
#tech-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}
.navbar, .hero, .services, .portfolio, .contact, footer {
    position: relative;
    z-index: 1;
}
/* Scroll Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.animate-on-scroll.show {
    opacity: 1;
    transform: translateY(0);
}
/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background-color: rgba(15, 23, 42, 0.95);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.logo-img {
    height: 40px;
    width: auto;
}
.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
    background: linear-gradient(to right, #e2e8f0, #ffffff, #94a3b8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.logo-text span {
    background: linear-gradient(to right, #3b82f6, #93c5fd, #1d4ed8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nav-links {
    display: flex;
    list-style: none;
}
.nav-links li {
    margin-left: 2rem;
}
.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 600;
}
.nav-links a:hover {
    color: var(--accent-color);
}
.burger { display: none; cursor: pointer; }
.burger div { width: 25px; height: 3px; background-color: var(--text-light); margin: 5px; transition: all 0.3s ease; }
/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
    background: radial-gradient(circle at center, rgba(30,41,59,0.7) 0%, rgba(15,23,42,0.85) 70%);
}
.hero h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #1d4ed8, #3b82f6, #f8fafc, #94a3b8, #1d4ed8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% auto;
    animation: shine 5s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }
.hero p { font-size: 1.2rem; color: var(--text-dark); max-width: 600px; margin: 0 auto 2rem; }
.btn {
    padding: 0.8rem 2rem;
    background: linear-gradient(135deg, var(--accent-color), #8b5cf6);
    color: #fff;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}
.btn:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 25px rgba(59, 130, 246, 0.6); }
/* Sections & Grid */
section { padding: 6rem 5%; text-align: center; }
section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    background: linear-gradient(to right, #e2e8f0, #3b82f6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.card {
    background: rgba(30, 41, 59, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover { transform: translateY(-10px); box-shadow: 0 15px 30px rgba(0,0,0,0.4); border-color: rgba(59, 130, 246, 0.4); }
.card h3 {
    margin-bottom: 1rem;
    background: linear-gradient(to right, #1d4ed8, #3b82f6, #f8fafc, #94a3b8, #1d4ed8);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% auto;
    animation: shine 5s linear infinite;
}
.full-width-card {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    border: 1px solid rgba(59, 130, 246, 0.4);
    background: rgba(15, 23, 42, 0.6);
}
.full-width-card p { margin-bottom: 0; }
.card .price {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #93c5fd, #3b82f6);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.card p {
    margin-bottom: 1.5rem;
}
.learn-more {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}
.learn-more:hover { color: #8b5cf6; }
/* Contact */
#contact-form { display: flex; flex-direction: column; max-width: 600px; margin: 0 auto; gap: 1rem; }
#contact-form input, #contact-form textarea {
    padding: 1rem; border: none; border-radius: 5px; background: var(--bg-light); color: var(--text-light); font-family: 'Inter', sans-serif;
}
#contact-form input:focus, #contact-form textarea:focus { outline: 2px solid var(--accent-color); }
footer { text-align: center; padding: 2rem; background: #0b1120; color: var(--text-dark); }
/* Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .burger { display: block; }
    .hero h1 { font-size: 2.5rem; }
}
@media (min-width: 768px) {
    .full-width-card {
        flex-direction: row;
        text-align: left;
        justify-content: space-between;
        padding: 3rem 4rem;
    }
    .full-width-content { max-width: 700px; }
}