/* Alap beállítások */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background-color: #83c4e0;
    color: #f5f5f5;
    line-height: 1.6;
}

/* Konténer */
.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Felső menü / fejléc */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(2, 75, 80, 0.95);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.logo a {
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    color: #66fcf1;
}

.logo span {
    color: #c5c6c7;
}

.main-nav a {
    margin-left: 1.5rem;
    text-decoration: none;
    font-size: 0.95rem;
    color: #c5c6c7;
    transition: color 0.2s, border-color 0.2s;
    border-bottom: 2px solid transparent;
    padding-bottom: 2px;
}

.main-nav a:hover {
    color: #ffffff;
    border-color: #66fcf1;
}

/* Hero rész */
.hero {
    padding: 5rem 0 4rem;
    background: radial-gradient(circle at top left, #45a29e 0, #0b0c10 55%);
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(0, 2.5fr);
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-size: clamp(2.1rem, 3vw + 1rem, 3rem);
    margin-bottom: 1rem;
}

.hero-text p {
    margin-bottom: 1.5rem;
    color: #e0e0e0;
    max-width: 32rem;
}

.btn-primary {
    display: inline-block;
    padding: 0.75rem 1.7rem;
    border-radius: 999px;
    background: #66fcf1;
    color: #0b0c10;
    text-decoration: none;
    font-weight: 600;
    letter-spacing: 0.03em;
    font-size: 0.95rem;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    box-shadow: 0 8px 18px rgba(102, 252, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 26px rgba(102, 252, 241, 0.4);
}

/* Hero – kép placeholder */
.hero-image-placeholder {
    border-radius: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    min-height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #c5c6c7;
    background: linear-gradient(135deg, #1f2833 0, #0b0c10 40%, #45a29e 100%);
}

/* Általános szekciók */
.section {
    padding: 4rem 0;
}

.section-alt {
    background: #10131a;
}

.section h2 {
    font-size: 1.7rem;
    margin-bottom: 0.75rem;
}

.section-intro {
    margin-bottom: 2rem;
    color: #c5c6c7;
    max-width: 34rem;
}

/* Szolgáltatások – kártyák */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.5rem;
}

.card {
    background: #151922;
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

.card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.card p {
    color: #d0d0d0;
    font-size: 0.95rem;
}

/* Galéria */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.gallery-placeholder {
    border-radius: 0.9rem;
    background: conic-gradient(from 180deg, #45a29e, #1f2833, #0b0c10, #45a29e);
    min-height: 130px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #f5f5f5;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.75rem;
    opacity: 0.9;
}

/* Lábléc */
.site-footer {
    padding: 1.5rem 0;
    background: #050608;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-inner {
    text-align: center;
    font-size: 0.85rem;
    color: #9a9a9a;
}

/* Reszponzív töréspontok */
@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        justify-content: center;
        gap: 0.3rem;
        height: auto;
        padding: 0.4rem 0;
    }

    .main-nav a {
        margin-left: 0.8rem;
        font-size: 0.85rem;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: left;
    }

    .hero-image {
        order: -1;
    }

    .hero {
        padding-top: 4rem;
    }
}