:root {
    --black: #364255;
    --steel: #5f6f83;
    --white: #ffffff;
    --gold: #1f78c8;
    --coral: #3da23f;
    --sand: #f2f7fc;
    --radius: 18px;
    --shadow: 0 14px 32px rgba(12, 12, 12, 0.1);
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: Inter, sans-serif;
    color: var(--black);
    background: radial-gradient(circle at top right, rgba(31, 120, 200, 0.2), transparent 40%), #fff;
    line-height: 1.55;
}

img { max-width: 100%; display: block; }

.container { width: min(1120px, 92%); margin: 0 auto; }

.site-header {
    background: var(--white);
    border-bottom: 1px solid rgba(12, 12, 12, 0.08);
    position: sticky;
    top: 0;
    z-index: 20;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.9rem 0;
}

.logo { width: 230px; }

.hero {
    padding: 3.8rem 0 3rem;
    background:
        radial-gradient(circle at 15% 15%, rgba(61, 162, 63, 0.18), transparent 35%),
        linear-gradient(145deg, #fff, #eef6ff);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 1.5rem;
    align-items: start;
}

.eyebrow {
    margin: 0 0 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 700;
    color: var(--gold);
    font-size: 0.9rem;
}

h1, h2, h3 {
    margin: 0 0 0.9rem;
    line-height: 1.1;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.8rem);
    font-weight: 800;
}

h2 {
    font-family: "Playfair Display", serif;
    font-size: clamp(1.7rem, 4vw, 2.6rem);
}

h3 {
    font-size: clamp(1.2rem, 3vw, 1.55rem);
}

.lead { color: var(--steel); font-size: clamp(1.06rem, 2vw, 1.25rem); max-width: 60ch; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; margin-top: 1.2rem; }

.hero-card {
    background: #fff;
    border: 1px solid rgba(31, 120, 200, 0.22);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.2rem;
}

.hero-card ul {
    margin: 0;
    padding: 0 0 0 1.1rem;
    display: grid;
    gap: 0.5rem;
    color: var(--steel);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    border: 1px solid transparent;
    padding: 0.8rem 1.3rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: 0.2s ease;
}

.btn:hover { transform: translateY(-1px); }

.btn-dark { background: var(--black); color: #fff; }
.btn-dark:hover { background: #2b3648; }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: #1866ac; }
.btn-ghost { border-color: rgba(12, 12, 12, 0.2); color: var(--black); background: #fff; }
.btn-ghost:hover { background: #f5f5f5; }
.btn.full { width: 100%; }

.section { padding: 3.8rem 0; }
.section-soft { background: var(--sand); }

.stats { padding-top: 0.5rem; }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.stats-grid article {
    background: #fff;
    border: 1px solid rgba(12, 12, 12, 0.08);
    border-radius: 14px;
    padding: 1rem;
    text-align: center;
    box-shadow: var(--shadow);
}

.stats-grid strong { display: block; font-size: 1.7rem; color: var(--gold); }
.stats-grid span { color: var(--steel); }

.price-old {
    text-decoration: line-through !important;
    text-decoration-thickness: 2px;
    color: var(--steel);
    margin-right: 0.35rem;
    font-weight: 700;
    opacity: 0.8;
}

.price-new {
    color: var(--coral);
    font-weight: 800;
}

.roi-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.roi-card {
    background: #fff;
    border: 1px solid rgba(12, 12, 12, 0.08);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: var(--shadow);
}

.roi-card p { margin: 0.35rem 0; color: var(--steel); }
.roi-card strong { color: var(--black); }

.calculator {
    margin-top: 0;
    background: #fff;
    border: 1px solid rgba(12, 12, 12, 0.09);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1rem;
}

#roi .roi-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-top: 1.1rem;
}

.roi-info {
    background: #fff;
    border: 1px solid rgba(31, 120, 200, 0.22);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1rem;
}

.roi-info ol {
    margin: 0;
    padding-left: 1.1rem;
    color: var(--steel);
    display: grid;
    gap: 0.5rem;
}

.calculator-form {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem;
    margin-top: 0.6rem;
}

.calc-field {
    display: grid;
    gap: 0.2rem;
}

.calculator-form label,
.contact-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.calculator-form input,
.contact-form input,
.contact-form textarea,
.contact-form select {
    width: 100%;
    border: 1px solid rgba(12, 12, 12, 0.2);
    border-radius: 12px;
    padding: 0.78rem 0.9rem;
    font: inherit;
}

.calculator-result {
    margin-top: 0.9rem;
    padding: 0.8rem;
    border-radius: 12px;
    background: #eef6ff;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.6rem;
}

.calculator-result p {
    margin: 0;
    color: var(--steel);
    font-size: 0.95rem;
}

.calculator-result strong {
    font-size: 1.25rem;
    line-height: 1.2;
}

.media-box {
    margin-top: 1rem;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: #000;
}

.media-box iframe {
    width: 100%;
    min-height: 500px;
    border: 0;
}

.kalender-cta { margin-top: 0.35rem; }

#kontakt .contact-layout {
    display: grid;
    grid-template-columns: 1fr !important;
    gap: 1.2rem;
    align-items: start;
}

.contact-copy p { color: var(--steel); }

.contact-form {
    width: 100%;
    max-width: 100%;
    background: #fff;
    border: 1px solid rgba(12, 12, 12, 0.08);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.2rem;
}

.field-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    margin: 0.8rem 0;
}

.checkbox input { width: auto; margin-top: 0.2rem; }

.hidden-field { display: none; }

.flash {
    border-radius: 10px;
    padding: 0.75rem 0.8rem;
    font-weight: 600;
}

.flash-success { background: rgba(61, 162, 63, 0.18); color: #1f5f21; }
.flash-error { background: rgba(240, 127, 114, 0.24); color: #6f2c25; }

.footer {
    border-top: 1px solid rgba(12, 12, 12, 0.08);
    padding: 1.1rem 0 1.8rem;
    text-align: center;
    color: var(--steel);
}

.footer a {
    color: var(--black);
    text-decoration: none;
    font-weight: 600;
}

.pricing {
    max-width: 1120px;
    text-align: center;
}

.paypal-wrap {
    width: 100%;
    display: flex;
    justify-content: center;
}

.paypal-box {
    margin-top: 1rem;
    width: min(420px, 100%);
}

.pricing-note {
    margin-top: 0.8rem;
    color: var(--steel);
    font-size: 0.95rem;
}

@media (max-width: 980px) {
    .hero-grid,
    .stats-grid,
    .roi-cards,
    .calculator-form,
    .calculator-result,
    .field-grid {
        grid-template-columns: 1fr;
    }

    .logo { width: 200px; }
    .media-box iframe { min-height: 320px; }
}

.brand-block {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
}

.brand-link {
    font-size: 0.92rem;
    color: var(--gold);
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.02em;
}

.brand-link:hover {
    text-decoration: underline;
}