@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
    --blue:       #1D6FEB;
    --blue-dark:  #1558C0;
    --blue-light: #e8f1fd;
    --blue-bg:    #f4f7fe;
    --text:       #111827;
    --text-mid:   #374151;
    --muted:      #6b7280;
    --border:     #e5e7eb;
    --white:      #ffffff;
    --radius:     10px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background: var(--white);
    font-size: 16px;
    line-height: 1.6;
}

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

/* ── NAV ─────────────────────────────────────────── */
.site-nav {
    position: sticky; top: 0; z-index: 100;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    display: flex; align-items: center; justify-content: space-between;
    height: 64px;
}

.site-nav .logo {
    font-size: 18px; font-weight: 800;
    color: var(--blue);
    display: flex; align-items: center; gap: 8px;
}

.site-nav .logo span { color: var(--text); font-weight: 500; }

.nav-links {
    display: flex; align-items: center; gap: 4px;
    list-style: none;
}

.nav-links a {
    padding: 6px 12px; border-radius: 6px;
    font-size: 14px; font-weight: 500; color: var(--text-mid);
    transition: background .15s, color .15s;
}

.nav-links a:hover { background: var(--blue-bg); color: var(--text); }
.nav-links a.active { background: var(--blue-light); color: var(--blue); }

.nav-cta {
    padding: 8px 18px; border-radius: 8px;
    background: var(--blue); color: var(--white);
    font-size: 14px; font-weight: 600;
    transition: background .15s;
    white-space: nowrap;
}
.nav-cta:hover { background: var(--blue-dark); color: var(--white); }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }

/* ── HERO ─────────────────────────────────────────── */
.hero {
    background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%);
    color: var(--white);
    padding: 32px 24px;
    text-align: center;
}

.hero h1 { font-size: clamp(24px, 4vw, 42px); font-weight: 800; line-height: 1.15; margin-bottom: 18px; }
.hero p  { font-size: 18px; opacity: .88; max-width: 600px; margin: 0 auto 32px; }

.btn { display: inline-block; padding: 14px 28px; border-radius: 8px; font-size: 16px; font-weight: 600; transition: .15s; cursor: pointer; }
.btn-white  { background: var(--white); color: var(--blue); }
.btn-white:hover { background: var(--blue-light); }
.btn-blue   { background: var(--blue); color: var(--white); }
.btn-blue:hover  { background: var(--blue-dark); }
.btn-outline { border: 2px solid var(--blue); color: var(--blue); background: transparent; }
.btn-outline:hover { background: var(--blue); color: var(--white); }

/* ── LAYOUT ──────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

.section { padding: 72px 24px; }
.section-alt { background: var(--blue-bg); }

.section-title { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
.section-sub   { color: var(--muted); font-size: 17px; margin-bottom: 48px; }

/* ── CARDS / GRID ─────────────────────────────────── */
.cards { display: grid; gap: 24px; }
.cards-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.cards-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.cards-4 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }

.card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
}

.card-icon {
    width: 48px; height: 48px; border-radius: 10px;
    background: var(--blue-light);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px; color: var(--blue); font-size: 22px;
}

.card h3 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.card p  { color: var(--muted); font-size: 15px; }

/* ── PRICING ──────────────────────────────────────── */
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }

.pricing-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    transition: box-shadow .2s;
}
.pricing-card:hover { box-shadow: 0 8px 32px rgba(29,111,235,.12); }
.pricing-card.featured {
    border-color: var(--blue);
    box-shadow: 0 4px 24px rgba(29,111,235,.15);
}
.pricing-card .badge {
    display: inline-block; padding: 4px 12px; border-radius: 20px;
    background: var(--blue-light); color: var(--blue);
    font-size: 12px; font-weight: 700; margin-bottom: 16px;
}
.pricing-card h3 { font-size: 20px; font-weight: 800; margin-bottom: 8px; }
.pricing-card .price { font-size: 38px; font-weight: 800; color: var(--blue); margin: 16px 0 4px; }
.pricing-card .price span { font-size: 16px; color: var(--muted); font-weight: 400; }
.pricing-card .period { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
.pricing-card ul { list-style: none; text-align: left; margin-bottom: 28px; }
.pricing-card ul li { font-size: 14px; color: var(--text-mid); padding: 5px 0; display: flex; gap: 8px; align-items: flex-start; }
.pricing-card ul li::before { content: '✓'; color: var(--blue); font-weight: 700; flex-shrink: 0; }

/* ── STEPS ────────────────────────────────────────── */
.steps { display: flex; flex-direction: column; gap: 20px; max-width: 700px; }
.step  { display: flex; gap: 20px; align-items: flex-start; }
.step-num {
    width: 40px; height: 40px; border-radius: 50%;
    background: var(--blue); color: var(--white);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 16px; flex-shrink: 0;
}
.step-body h4 { font-weight: 700; margin-bottom: 4px; }
.step-body p  { color: var(--muted); font-size: 15px; }

/* ── TESTIMONIALS ─────────────────────────────────── */
.testimonials { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.testimonial {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}
.testimonial p { font-style: italic; color: var(--text-mid); margin-bottom: 12px; }
.testimonial .name { font-size: 13px; font-weight: 600; color: var(--muted); }

/* ── ACCORDION / FAQ ──────────────────────────────── */
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
    width: 100%; background: none; border: none; text-align: left;
    padding: 18px 0; font-size: 16px; font-weight: 600; cursor: pointer;
    display: flex; justify-content: space-between; align-items: center;
    color: var(--text);
}
.faq-q .chevron { transition: transform .25s; font-size: 20px; color: var(--blue); }
.faq-q[aria-expanded="true"] .chevron { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 0 18px; color: var(--muted); font-size: 15px; }
.faq-a.open { display: block; }

/* ── CONTACT ──────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.5fr; gap: 48px; align-items: start; }
.contact-info h3 { font-size: 20px; font-weight: 700; margin-bottom: 16px; }
.contact-item { display: flex; gap: 12px; margin-bottom: 16px; align-items: flex-start; }
.contact-item .icon { font-size: 20px; width: 32px; flex-shrink: 0; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 11px 14px;
    border: 1px solid var(--border); border-radius: 8px;
    font-size: 15px; font-family: inherit; color: var(--text);
    transition: border-color .15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--blue); }
.form-group textarea { resize: vertical; }

/* ── FOOTER ───────────────────────────────────────── */
.site-footer {
    background: #0f172a; color: #94a3b8;
    padding: 48px 24px 24px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand .logo { color: var(--blue); font-size: 18px; font-weight: 800; margin-bottom: 10px; }
.footer-brand p { font-size: 14px; line-height: 1.7; }
.footer-col h4 { color: #f1f5f9; font-size: 14px; font-weight: 700; margin-bottom: 14px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul a { font-size: 14px; color: #94a3b8; transition: color .15s; }
.footer-col ul a:hover { color: var(--white); }
.footer-bottom { border-top: 1px solid #1e293b; padding-top: 24px; font-size: 13px; text-align: center; }

/* ── LIGHTBOX ─────────────────────────────────────── */
.img-preview {
    cursor: zoom-in;
    transition: transform .2s, box-shadow .2s;
}
.img-preview:hover { transform: scale(1.02); box-shadow: 0 8px 32px rgba(0,0,0,.15) !important; }

#lightbox {
    display: none; position: fixed; inset: 0; z-index: 999;
    background: rgba(0,0,0,.85);
    align-items: center; justify-content: center;
    padding: 24px;
    cursor: zoom-out;
}
#lightbox.open { display: flex; }
#lightbox img { max-width: 90vw; max-height: 90vh; border-radius: 10px; box-shadow: 0 24px 80px rgba(0,0,0,.6); }
#lightbox-close {
    position: fixed; top: 20px; right: 28px;
    color: #fff; font-size: 32px; cursor: pointer; line-height: 1;
    background: none; border: none; font-weight: 300;
}

/* ── RESPONSIVE ───────────────────────────────────── */
@media (max-width: 768px) {
    /* nav */
    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }
    .nav-links.open { display: flex; flex-direction: column; position: absolute; top: 64px; left: 0; right: 0; background: var(--white); border-bottom: 1px solid var(--border); padding: 16px 24px; gap: 4px; }
    .nav-links.open .nav-cta { display: block; }

    /* hero */
    .hero { padding: 40px 20px; }
    .hero h1 { font-size: 26px; }
    .hero p  { font-size: 16px; margin-bottom: 24px; }
    .hero .btn { display: block; width: 100%; text-align: center; margin: 0 0 12px !important; }

    /* sections */
    .section { padding: 48px 20px; }
    .section-title { font-size: 22px; }
    .section-sub { font-size: 15px; margin-bottom: 32px; }

    /* cards */
    .cards-2,
    .cards-3,
    .cards-4 { grid-template-columns: 1fr !important; }

    /* pricing */
    .pricing-grid { grid-template-columns: 1fr !important; }

    /* screenshots impressie */
    .impressie-grid,
    [style*="grid-template-columns"] { grid-template-columns: 1fr !important; }

    /* contact & footer */
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }

    /* steps */
    .step { gap: 14px; }
    .step-num { width: 34px; height: 34px; font-size: 14px; flex-shrink: 0; }

    /* tables */
    table { font-size: 14px; }
}