* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

:root {
    --primary-dark: #030712;
    --secondary-dark: #07152b;

    --accent-blue: #007bff;
    --accent-light: #00bfff;
    --accent-cyan: #53d3ff;

    --text-light: #f4f8ff;
    --text-gray: #8ca3bf;
}

body {
    background:
            radial-gradient(circle at top left,
            rgba(0,123,255,0.15),
            transparent 25%),

            radial-gradient(circle at bottom right,
            rgba(0,191,255,0.12),
            transparent 25%),

            #030712;

    color: var(--text-light);

    min-height: 100vh;

    overflow-x: hidden;

    position: relative;
}

/* BACKGROUND */

.bg-animation {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.12;

    background:
            radial-gradient(circle,
            var(--accent-light),
            transparent);

    animation: float 18s infinite linear;
}

.circle:nth-child(1) {
    width: 320px;
    height: 320px;

    top: 10%;
    left: 5%;
}

.circle:nth-child(2) {
    width: 240px;
    height: 240px;

    top: 60%;
    right: 10%;
}

.circle:nth-child(3) {
    width: 180px;
    height: 180px;

    bottom: 10%;
    left: 20%;
}

@keyframes float {

    0% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
    }

    100% {
        transform: translateY(0) rotate(360deg);
    }

}

/* HEADER */

header {
    padding: 2rem 5%;

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

.logo {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-image {
    width: 64px;
    height: 64px;

    object-fit: cover;

    border-radius: 18px;

    box-shadow:
            0 0 20px rgba(0,191,255,0.35),
            0 0 40px rgba(0,123,255,0.15);

    transition: 0.3s ease;
}

.logo-image:hover {
    transform: scale(1.05);
}

.logo-text {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 2px;

    background:
            linear-gradient(
                    90deg,
                    #ffffff,
                    #53d3ff,
                    #008cff
            );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-subtitle {
    color: var(--text-gray);
    margin-top: -4px;
}

/* BUTTONS */

.contact-btn,
.submit-btn {

    border: none;

    background:
            linear-gradient(
                    135deg,
                    #007bff,
                    #00bfff
            );

    color: white;

    padding: 14px 30px;

    border-radius: 50px;

    font-weight: 600;

    cursor: pointer;

    transition: 0.3s ease;

    box-shadow:
            0 0 20px rgba(0,191,255,0.25);
}

.contact-btn:hover,
.submit-btn:hover {

    transform: translateY(-3px);

    box-shadow:
            0 0 30px rgba(0,191,255,0.5);
}

/* MAIN */

.container {
    max-width: 1200px;

    margin: auto;

    padding: 2rem 5%;
}

/* HERO */

.hero {
    text-align: center;

    padding: 4rem 0;

    margin-bottom: 4rem;
}

.hero h1 {

    font-size: 4rem;

    line-height: 1.2;

    margin-bottom: 1rem;

    background:
            linear-gradient(
                    90deg,
                    #ffffff,
                    #53d3ff,
                    #008cff
            );

    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {

    max-width: 850px;

    margin: auto;

    font-size: 1.2rem;

    color: var(--text-gray);

    line-height: 1.7;
}

.highlight {
    color: var(--accent-cyan);
}

/* SERVICES */

.services {

    display: grid;

    grid-template-columns:
            repeat(auto-fit, minmax(300px, 1fr));

    gap: 2rem;

    margin-bottom: 4rem;
}

.service-card {

    background:
            rgba(10,20,40,0.75);

    border:
            1px solid rgba(83,211,255,0.12);

    border-radius: 20px;

    padding: 2rem;

    transition: 0.3s ease;

    backdrop-filter: blur(10px);

    position: relative;

    overflow: hidden;
}

.service-card::before {

    content: '';

    position: absolute;

    top: 0;
    left: 0;

    width: 100%;
    height: 4px;

    background:
            linear-gradient(
                    to right,
                    #007bff,
                    #00bfff
            );
}

.service-card:hover {

    transform: translateY(-10px);

    box-shadow:
            0 0 30px rgba(0,191,255,0.18);
}

.service-icon {

    font-size: 2.5rem;

    margin-bottom: 1rem;

    color: var(--accent-cyan);
}

.service-card h3 {

    margin-bottom: 1rem;

    font-size: 1.5rem;
}

.service-card p {

    color: var(--text-gray);

    line-height: 1.7;
}

/* WHY US */

.why-us,
.contact-form-container {

    background:
            rgba(10,20,40,0.72);

    border:
            1px solid rgba(83,211,255,0.12);

    border-radius: 20px;

    padding: 3rem;

    backdrop-filter: blur(10px);

    margin-bottom: 4rem;
}

.why-us h2,
.contact-form-container h2 {

    text-align: center;

    font-size: 2.5rem;

    margin-bottom: 2rem;

    color: var(--accent-cyan);
}

.reasons {

    display: grid;

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

    gap: 2rem;
}

.reason {

    text-align: center;
}

.reason i {

    font-size: 2rem;

    margin-bottom: 1rem;

    color: var(--accent-cyan);
}

.reason p {

    color: var(--text-gray);

    margin-top: 10px;
}

/* FORM */

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {

    display: block;

    margin-bottom: 10px;
}

.form-control {

    width: 100%;

    padding: 15px;

    background:
            rgba(5,10,25,0.8);

    border:
            1px solid rgba(83,211,255,0.15);

    border-radius: 12px;

    color: white;

    font-size: 1rem;
}

.form-control:focus {

    outline: none;

    border-color: #00bfff;

    box-shadow:
            0 0 15px rgba(0,191,255,0.2);
}

textarea.form-control {

    resize: vertical;

    min-height: 150px;
}

/* MESSAGE */

.message {

    display: none;

    padding: 16px;

    border-radius: 12px;

    margin-bottom: 20px;
}

.success {

    background:
            rgba(46,125,50,0.2);

    border:
            1px solid rgba(46,125,50,0.4);
}

.error {

    background:
            rgba(211,47,47,0.2);

    border:
            1px solid rgba(211,47,47,0.4);
}

/* FOOTER */

footer {

    text-align: center;

    padding: 2rem;

    color: var(--text-gray);

    border-top:
            1px solid rgba(83,211,255,0.1);
}

.tagline {

    font-size: 1.3rem;

    margin-bottom: 10px;

    color: var(--accent-cyan);
}

/* RESPONSIVE */

@media (max-width: 768px) {

    header {

        flex-direction: column;

        gap: 1.5rem;
    }

    .hero h1 {
        font-size: 2.7rem;
    }

    .why-us,
    .contact-form-container {

        padding: 2rem 1.5rem;
    }

}