/* style.css */
:root {
    --bg-base: #09090b;
    --bg-card: #121217;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent-primary: #9333ea;
    --accent-primary-dark: #7e22ce;
    --border-color: #1e293b;
    --border-hover: #a855f7;
}

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

body {
    background-color: var(--bg-base);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.5;
    overflow-x: hidden;
}

/* Subtle Background Grid */
.bg-grid {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background-image:
        linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -1;
    pointer-events: none;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 5%;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    background: rgba(9, 9, 11, 0.85);
}

.logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.2rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--accent-primary);
}

.nav-links {
    display: none;
}

.cta-btn {
    background: var(--accent-primary);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-weight: 500;
    font-size: 0.9rem;
    text-decoration: none;
    transition: background 0.2s;
}

.cta-btn:hover {
    background: var(--accent-primary-dark);
}

.nav-email-cta {
    color: var(--text-main);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.45rem 0.75rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    background: rgba(147, 51, 234, 0.08);
    transition: all 0.2s;
}

.nav-email-cta:hover {
    border-color: var(--accent-primary);
    background: rgba(147, 51, 234, 0.14);
}

/* Sections */
section {
    padding: 2.5rem 1.5rem;
}

/* Hero */
.hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-top: 5rem;
    padding-bottom: 2rem;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1rem;
    color: #fff;
    max-width: 900px;
}

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

.hero p {
    font-size: 1.05rem;
    color: var(--text-muted);
    margin-bottom: 1.8rem;
    max-width: 650px;
}

.cta-group {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    width: 100%;
    max-width: 300px;
}

.cta-btn-outline {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.cta-btn-outline:hover {
    border-color: var(--accent-primary);
    background: rgba(147, 51, 234, 0.05);
}

.cta-btn-lg {
    background: var(--accent-primary);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s;
}

.cta-btn-lg:hover {
    background: var(--accent-primary-dark);
}

/* Ticker */
.tech-ticker {
    overflow: hidden;
    white-space: nowrap;
    padding: 0.8rem 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.tech-ticker-inner {
    display: inline-block;
    animation: ticker 40s linear infinite;
}

@keyframes ticker {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-50%, 0, 0); }
}

/* About Banner */
.experience-banner {
    text-align: center;
    background: linear-gradient(180deg, var(--bg-card), var(--bg-base));
    padding: 2.5rem 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

.experience-banner h2 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--accent-primary);
    font-weight: 400;
}

.experience-banner p {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 900px;
    margin: 0 auto;
}

/* Services */
.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-header h2 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.section-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 1.5rem;
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--accent-primary);
    font-family: 'JetBrains Mono', monospace;
}

.service-icon svg {
    width: 26px;
    height: 26px;
    stroke: currentColor;
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.service-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #fff;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Contact */
.contact {
    text-align: center;
    padding: 4.5rem 1.5rem 3.5rem 1.5rem;
    scroll-margin-top: 90px;
    border-top: 1px solid var(--border-color);
}

.contact h2 {
    font-size: 2.1rem;
    margin-bottom: 0.8rem;
}

.contact p {
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 1.5rem auto;
    font-size: 0.95rem;
}

.contact-box {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-family: 'JetBrains Mono', monospace;
    transition: all 0.2s;
}

.contact-box:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 15px rgba(147, 51, 234, 0.1);
}

.contact-box a {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
}

footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
}

/* Animációs osztályok */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (min-width: 768px) {
    nav { padding: 1rem 5%; }
    .nav-links {
        display: flex;
        align-items: center;
    }
    .nav-links a {
        color: var(--text-main);
        text-decoration: none;
        margin-right: 2rem;
        font-weight: 500;
        font-size: 0.9rem;
        transition: color 0.2s;
    }
    .nav-links a:hover { color: var(--accent-primary); }
    .nav-links .cta-btn { margin-right: 0; }
    #mobile-cta { display: none; }

    section { padding: 3.5rem 5%; }
    .hero { padding-top: 6rem; padding-bottom: 3.5rem; }
    .experience-banner { padding: 3rem 5%; }
    .contact { padding: 6rem 5% 4.5rem 5%; scroll-margin-top: 110px; }

    .cta-group { flex-direction: row; max-width: none; justify-content: center; }

    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    }
    .service-card:hover {
        transform: translateY(-4px);
        border-color: var(--border-hover);
        box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    }
}