:root {
    --bg: #0B1120;
    --bg-secondary: #111C30;
    --card: #172338;
    --cyan: #22D3EE;
    --text: #F8FAFC;
    --muted: #94A3B8;
    --border: #26364D;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: min(1150px, 90%);
    margin: auto;
}

/* HEADER */

.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 17, 32, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 90px;
    gap: 30px;
}

.company-logo {
    width: 210px;
    height: auto;
    display: block;
}

.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo span:last-child {
    color: var(--cyan);
}

.logo-icon {
    color: var(--cyan);
    margin-right: 8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    color: var(--muted);
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
}

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

.nav-links .nav-contact {
    color: var(--cyan);
    border: 1px solid var(--cyan);
    padding: 10px 20px;
    border-radius: 8px;
    white-space: nowrap;
}

/* HERO */

.hero {
    padding: 85px 0 110px;

    background:
        radial-gradient(
            circle at 75% 35%,
            rgba(34, 211, 238, 0.10),
            transparent 45%
        );
}

.hero-content {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    align-items: center;
    gap: 60px;
}

.hero-text {
    min-width: 0;
}

.hero-brand {
    margin-bottom: 25px;
}

.hero-logo {
    width: 240px;
    max-width: 100%;
    height: auto;
    display: block;
}

.hero h1 {
    font-size: clamp(36px, 4.5vw, 60px);
    line-height: 1.15;
    margin: 25px 0;
    letter-spacing: -1.5px;
}

.hero h1 span {
    color: var(--cyan);
}

.hero p {
    color: var(--muted);
    font-size: 17px;
    line-height: 1.8;
    max-width: 570px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 35px;
}

.btn {
    display: inline-block;
    padding: 13px 23px;
    border-radius: 7px;
    font-weight: bold;
    transition: transform 0.2s;
}

.btn:hover {
    transform: translateY(-3px);
}

.btn-primary {
    background: var(--cyan);
    color: #07111F;
}

.btn-outline {
    border: 1px solid var(--border);
    color: var(--text);
}

/* CODE WINDOW */

.hero-code {
    background: #0D1729;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 70px rgba(0, 0, 0, 0.25);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 7px;
    background: #172338;
    padding: 14px;
}

.dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
}

.red { background: #FF5F57; }
.yellow { background: #FEBC2E; }
.green { background: #28C840; }

.filename {
    margin-left: 15px;
    color: var(--muted);
    font-size: 12px;
}

.hero-code pre {
    padding: 25px;
    overflow-x: auto;
    font-size: 13px;
    line-height: 1.8;
}

.code-blue { color: #60A5FA; }
.code-green { color: #4ADE80; }
.code-purple { color: #C084FC; }

/* SECTIONS */

.section {
    padding: 95px 0;
    scroll-margin-top: 80px;
}

.section-heading {
    text-align: center;
    margin-bottom: 50px;
}

.section-label {
    color: var(--cyan);
    font-size: 12px;
    font-weight: bold;
    letter-spacing: 2px;
}

.section h2 {
    font-size: clamp(30px, 4vw, 40px);
    margin: 12px 0;
}

.section-heading p,
.about-content p {
    color: var(--muted);
}

/* SERVICES */

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--card);
    padding: 35px;
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: transform 0.2s, border-color 0.2s;
}

.service-card:hover {
    transform: translateY(-5px);
    border-color: var(--cyan);
}

.service-icon {
    color: var(--cyan);
    font-size: 30px;
}

.service-card h3 {
    margin: 18px 0 10px;
}

.service-card p {
    color: var(--muted);
}

/* TECHNOLOGIES */

.technologies-section {
    background: var(--bg-secondary);
}

.tech-list {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.tech-list span {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 12px 22px;
    border-radius: 8px;
    color: var(--cyan);
}

/* ABOUT */

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.about-highlight {
    background: var(--card);
    padding: 35px;
    border-radius: 12px;
    border: 1px solid var(--border);
}

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

/* CONTACT */

.contact-section {
    background: var(--bg-secondary);
    text-align: center;
}

.contact-actions {
    margin-top: 30px;
}

/* FOOTER */

.footer {
    border-top: 1px solid var(--border);
    padding: 25px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    color: var(--muted);
    font-size: 13px;
}

/* MOBILE NAVIGATION */

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 8px;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--cyan);
    border-radius: 2px;
}
/* Language*/
.language-selector {
    display: flex;
    align-items: center;
}

.language-selector select {
    background: var(--bg-secondary);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 9px 12px;
    font-size: 14px;
    cursor: pointer;
}

.language-selector select:hover {
    border-color: var(--cyan);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 900px) {

    .navbar {
        min-height: 75px;
        position: relative;
        flex-wrap: wrap;
    }

    .company-logo {
        width: 175px;
    }

    .menu-toggle {
        display: flex;
    }

    .language-selector {
        margin-left: auto;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 15px;
        background: var(--bg-secondary);
        border: 1px solid var(--border);
        border-radius: 0 0 12px 12px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 13px;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .hero {
        padding: 65px 0;
    }

    .about-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {

    .hero h1 {
        font-size: 36px;
    }

    .hero-logo {
        width: 180px;
    }

    .hero-code pre {
        font-size: 11px;
        padding: 15px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}