:root {
    color-scheme: light;
}

/* Force white on ALL container elements.
   Samsung Internet dark mode ignores color-scheme and overrides
   any element that doesn't have an explicit background-color.
   These declarations + the prefers-color-scheme override below
   together defeat Samsung's dark mode completely. */
html {
    background-color: #ffffff;
}

body {
    margin: 0;
    font-family: Arial;
    overflow-x: hidden;
    background-color: #ffffff;
}

header {
    background-color: #ffffff;
}

h2 {
    color: #222222;
}

p {
    color: #444444;
}

/* SAMSUNG INTERNET DARK MODE DEFEAT:
   When the OS is in dark mode, Samsung Internet forcibly darkens
   any element without an explicit background. This block re-forces
   white on every structural element, overriding Samsung's injection. */
@media (prefers-color-scheme: dark) {
    html,
    body,
    header,
    .navbar,
    section,
    .section,
    .contact-section,
    footer,
    .accordion-body,
    .accordion-header,
    .row input,
    .message-box {
        background-color: #ffffff !important;
        color: inherit !important;
    }
    h2 {
        color: #222222 !important;
    }
    p {
        color: #444444 !important;
    }
    .nav-menu a {
        color: #004AAD !important;
    }
    .hero-title {
        color: #003366 !important;
    }
    .hero-subtitle {
        color: #003366 !important;
    }
    .accordion-header {
        background-color: #e6e6e6 !important;
        color: #222222 !important;
    }
}

/* NAVBAR — white, no overflow, logo sized so it never causes horizontal scroll */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    box-sizing: border-box;
    width: 100%;
    position: relative;
    z-index: 200;
}
.nav-logo {
    height: 70px;
    width: auto;
    display: block;
}
.mobile-menu-icon {
    display: none;
    font-size: 36px;
    cursor: pointer;
    color: #004AAD;
    line-height: 1;
    padding: 4px;
}
.nav-menu {
    list-style: none;
    display: flex;
    gap: 20px;
    margin: 0;
    padding: 0;
}
.nav-menu a {
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    color: #004AAD;
}

/* HERO — contains image, never causes horizontal or extra vertical scroll */
.hero {
    height: 70vh;
    position: relative;
    overflow: hidden;
    background: #dce8f0;
    width: 100%;
    box-sizing: border-box;
}
.hero-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    position: absolute;
    top: 0;
    left: 0;
    display: block;
}

/* OVERLAY — Option A soft white: photo clearly visible, no dark/black at any point */
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(255,255,255,0.05) 0%,
        rgba(255,255,255,0.10) 55%,
        rgba(255,255,255,0.38) 100%
    );
}

.hero-content {
    text-align: center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #003366;
    padding: 0 20px;
    width: 90%;
    box-sizing: border-box;
}
.hero-title {
    font-size: 64px;
    font-weight: 900;
    margin: 0;
    text-shadow: 0 2px 8px rgba(255,255,255,0.9);
}
.hero-subtitle {
    font-size: 22px;
    margin-top: 10px;
    text-shadow: 0 1px 6px rgba(255,255,255,0.9);
}

/* SECTIONS — white throughout */
.section {
    text-align: center;
    padding: 60px 20px;
    background: white;
}
.section-img {
    max-width: 700px;
    width: 100%;
    border-radius: 14px;
    margin: 20px auto;
    display: block;
}

/* ACCORDION */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}
.accordion-item {
    margin-bottom: 4px;
}
.accordion-header {
    background: #e6e6e6;
    padding: 16px;
    width: 100%;
    text-align: left;
    cursor: pointer;
    font-size: 20px;
    border: none;
    border-radius: 4px;
    box-sizing: border-box;
}
.accordion-header:hover {
    background: #d8d8d8;
}
.accordion-body {
    display: none;
    padding: 16px;
    background: white;
}

/* CONTACT */
.contact-section {
    padding: 60px;
    background: white;
}
.row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}
.row input {
    flex: 1 1 45%;
    padding: 16px;
    font-size: 18px;
    border: 1px solid #ccc;
    background: white;
    border-radius: 4px;
    box-sizing: border-box;
}
.message-box {
    width: 100%;
    height: 200px;
    padding: 16px;
    font-size: 18px;
    border: 1px solid #ccc;
    background: white;
    border-radius: 4px;
    box-sizing: border-box;
}
.btn {
    padding: 16px 32px;
    background: #004AAD;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 18px;
    cursor: pointer;
}
.btn:hover {
    background: #003388;
}

/* FOOTER — white, logo visible, no overflow */
footer {
    background: white;
    border-top: 1px solid #e8e8e8;
    padding: 30px 20px;
    text-align: center;
    box-sizing: border-box;
    width: 100%;
}
.footer-logo {
    height: 80px;
    width: auto;
    display: block;
    margin: 0 auto 12px auto;
}
footer p {
    margin: 0;
    color: #555;
    font-size: 14px;
}

/* ============================================================
   MOBILE — max-width 768px
   Key rules:
   - overflow-x: hidden on html+body prevents sideways scroll
   - nav-menu positioned absolute, full width, white, z-index above hero
   - hero-overlay stays light white gradient (no dark/black possible)
   - hero uses height not min-height so it never overflows vertically
   - footer-logo sized so it never pushes layout
   ============================================================ */
@media (max-width: 768px) {

    html, body {
        overflow-x: hidden;
        width: 100%;
    }

    .mobile-menu-icon {
        display: block;
    }

    .nav-menu {
        display: none;
        flex-direction: column;
        background: white;
        width: 100%;
        padding: 20px 0;
        position: absolute;
        top: 90px;
        left: 0;
        right: 0;
        box-shadow: 0 4px 8px rgba(0,0,0,0.08);
        z-index: 9999;
        box-sizing: border-box;
    }
    .nav-menu.show {
        display: flex;
    }
    .nav-menu li {
        padding: 4px 20px;
    }

    .nav-logo {
        height: 50px;
    }

    .hero {
        height: 60vh;
        width: 100%;
    }

    /* Mobile overlay — lightest possible, Budapest photo maximum visible */
    .hero-overlay {
        background: linear-gradient(
            to bottom,
            rgba(255,255,255,0.04) 0%,
            rgba(255,255,255,0.08) 55%,
            rgba(255,255,255,0.35) 100%
        );
    }

    .hero-title {
        font-size: 38px;
    }
    .hero-subtitle {
        font-size: 15px;
    }

    .contact-section {
        padding: 30px 20px;
    }

    .footer-logo {
        height: 60px;
    }

    footer {
        padding: 24px 20px;
    }

}