:root {
    --bg: #f3f4f6;
    --accent: #0ea5e9;
    --accent-dark: #0369a1;
    --accent-soft: #e0f2fe;
    --text: #111827;
    --muted: #6b7280;
    --card-bg: #ffffff;
    --border-soft: #e5e7eb;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background: radial-gradient(circle at top, #e0f2fe 0, #f9fafb 50%, #f3f4f6 100%);
}

a {
    color: var(--accent-dark);
    text-decoration: none;
}
a:hover { text-decoration: underline; }

.page { min-height: 100vh; }

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 16px 16px 40px;
}

/* HEADER */

.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 10px 0 8px;
}

.brand { display: flex; align-items: center; gap: 10px; }

.logo-circle {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    background: radial-gradient(circle at 30% 30%, #bae6fd 0, #0ea5e9 45%, #0369a1 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #f9fafb;
    font-weight: 800;
    font-size: 1.1rem;
}

.brand-text small {
    display: block;
    font-size: 0.7rem;
    letter-spacing: .16em;
    color: #9ca3af;
    text-transform: uppercase;
}
.brand-text strong {
    display: block;
    font-size: 0.96rem;
    color: #111827;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}
.nav-note {
    font-size: 0.75rem;
    color: #6b7280;
}
.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    background: #0ea5e9;
    color: #f9fafb;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 10px 20px rgba(14,165,233,0.35);
}
.nav-cta:hover {
    filter: brightness(1.03);
    text-decoration: none;
}

@media (max-width: 640px) {
    .site-header { flex-direction: column; align-items: flex-start; }
    .nav-actions { width: 100%; justify-content: space-between; }
}

/* MAIN LAYOUT */

.layout-main {
    margin-top: 10px;
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: 22px;
}
@media (max-width: 900px) {
    .layout-main { grid-template-columns: minmax(0,1fr); }
}

.card {
    background: var(--card-bg);
    border-radius: 22px;
    padding: 20px 18px 22px;
    box-shadow: 0 18px 45px rgba(15,23,42,0.12);
    border: 1px solid rgba(209,213,219,0.9);
}

/* HERO */

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.78rem;
    background: var(--accent-soft);
    border-radius: 999px;
    padding: 4px 11px;
    color: var(--accent-dark);
}
.eyebrow .tag {
    background: var(--accent);
    color: #f9fafb;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: .11em;
}

h1 {
    margin: 12px 0 10px;
    font-size: clamp(1.9rem, 3vw, 2.4rem);
    line-height: 1.15;
}
h1 .highlight { color: var(--accent-dark); }

.hero-text {
    font-size: 0.96rem;
    color: var(--muted);
    margin-bottom: 14px;
}

.hero-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}
.hero-badge {
    font-size: 0.78rem;
    padding: 4px 9px;
    border-radius: 999px;
    background: #f3f4ff;
    border: 1px solid #e5e7eb;
    color: #4b5563;
}

.hero-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 10px;
    margin-bottom: 14px;
}
@media (max-width: 640px) {
    .hero-columns { grid-template-columns: minmax(0,1fr); }
}
.hero-box {
    padding: 10px 10px 11px;
    border-radius: 14px;
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    font-size: 0.86rem;
    color: #4b5563;
}
.hero-box strong {
    display: block;
    margin-bottom: 4px;
    color: #111827;
}

.hero-meta {
    font-size: 0.82rem;
    color: #6b7280;
}

/* VISUAL / BILD */

.visual-wrapper { display: flex; flex-direction: column; gap: 12px; }

.visual-header {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: .14em;
    color: #9ca3af;
}

.visual-card { padding: 14px 14px 16px; }

.hero-image {
    display: block;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid #e5e7eb;
    margin-bottom: 10px;
}
.hero-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.visual-notes {
    font-size: 0.8rem;
    color: #6b7280;
}

/* FORMULAR / MULTISTEP */

.form-card { margin-top: 22px; }

.form-heading { margin-bottom: 10px; }
.form-heading h2 {
    margin: 0 0 4px;
    font-size: 1.1rem;
}
.form-heading p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--muted);
}

.steps-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
    font-size: 0.8rem;
    color: #6b7280;
}
.steps-dots { display: flex; gap: 6px; }
.step-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    background: #e5e7eb;
}
.step-dot.active { background: var(--accent); }

.step-label {
    font-weight: 500;
    color: #374151;
}

/* Form-Grid */

#leadForm { font-size: 0.9rem; }

.form-step {
    display: none;
    animation: fadeIn .18s ease-out;
}
.form-step.active { display: grid; }

.form-step.grid-2 {
    grid-template-columns: repeat(2, minmax(0,1fr));
    gap: 10px 12px;
}
.form-step.grid-1 {
    grid-template-columns: minmax(0,1fr);
    gap: 10px;
}

@media (max-width: 700px) {
    .form-step.grid-2 { grid-template-columns: minmax(0,1fr); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(3px); }
    to   { opacity: 1; transform: translateY(0); }
}

label {
    display: block;
    font-weight: 600;
    margin-bottom: 3px;
    font-size: 0.82rem;
    color: #374151;
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="date"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid #d1d5db;
    font-size: 0.9rem;
    font-family: inherit;
    background: #f9fafb;
}

textarea {
    min-height: 90px;
    resize: vertical;
}

.hint {
    font-size: 0.75rem;
    color: #9ca3af;
    margin-top: 2px;
}

.full-width { grid-column: 1 / -1; }

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.checkbox-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid #d1d5db;
    background: #f9fafb;
    font-size: 0.8rem;
}
.checkbox-pill input { margin: 0; }

.datenschutz {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.78rem;
    color: #6b7280;
}
.datenschutz input { margin-top: 3px; }

.errors {
    background: #fee2e2;
    color: #991b1b;
    border-radius: 10px;
    padding: 8px 10px;
    margin-bottom: 10px;
    font-size: 0.85rem;
    border: 1px solid #fecaca;
}
.success {
    background: #dcfce7;
    color: #166534;
    border-radius: 10px;
    padding: 8px 10px;
    margin-bottom: 10px;
    font-size: 0.85rem;
    border: 1px solid #bbf7d0;
}

/* Navigation */

.form-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 12px;
    gap: 10px;
    flex-wrap: wrap;
}
.form-nav-left {
    font-size: 0.78rem;
    color: #6b7280;
}
.form-nav-buttons {
    display: flex;
    gap: 8px;
}

.btn-secondary {
    border-radius: 999px;
    padding: 7px 12px;
    border: 1px solid #d1d5db;
    background: #f9fafb;
    font-size: 0.82rem;
    cursor: pointer;
    color: #374151;
}
.btn-secondary:hover { background: #f3f4f6; }

button[type="button"],
button[type="submit"] {
    font-family: inherit;
}

button[type="submit"] {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #ffffff;
    border: none;
    border-radius: 999px;
    padding: 9px 18px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(3,105,161,0.35);
}
button[type="submit"]:hover { filter: brightness(1.03); }

/* FOOTER */

.site-footer {
    margin-top: 18px;
    padding-top: 12px;
    border-top: 1px solid #e5e7eb;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: space-between;
    font-size: 0.75rem;
    color: #6b7280;
}
.site-footer a { color: #6b7280; }
.site-footer a:hover { color: #374151; }

@media (max-width: 640px) {
    .site-footer { flex-direction: column; align-items: flex-start; }
}