:root {
    --primary-color: #b45309; /* Warmer Holz-/Platin-Ton */
    --primary-hover: #78350f;
    --dark-blue: #0f172a; /* Seriöses Berliner Handwerks-Blau */
    --bg-color: #f8fafc;
    --text-color: #334155;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    padding: 20px;
}
.container { max-width: 750px; margin: 0 auto; padding: 30px 10px; }

header { text-align: center; margin-bottom: 40px; }
header .badge {
    display: inline-block;
    background: var(--dark-blue);
    color: #fff;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    padding: 6px 16px;
    border-radius: 50px;
    margin-bottom: 15px;
    text-transform: uppercase;
}
header h1 { font-size: 2.2rem; color: var(--dark-blue); margin-bottom: 12px; font-weight: 800; }
header p { font-size: 1.1rem; color: #64748b; }

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 25px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
}
.card h2 { font-size: 1.35rem; margin-bottom: 18px; color: var(--dark-blue); border-bottom: 2px solid var(--border-color); padding-bottom: 8px; }

.form-group { margin-bottom: 18px; }
label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 0.95rem; color: var(--dark-blue); }
input[type="text"], input[type="email"], input[type="tel"], select, textarea {
    width: 100%; padding: 12px; border: 1px solid var(--border-color); border-radius: 6px; font-size: 1rem; transition: all 0.2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 3px rgba(180, 83, 9, 0.15); }

.btn {
    display: inline-block; width: 100%; background-color: var(--primary-color); color: white; padding: 14px; font-size: 1.1rem; font-weight: 600; text-align: center; border: none; border-radius: 6px; cursor: pointer; transition: background 0.2s;
}
.btn:hover { background-color: var(--primary-hover); }

.personal-note { background: #f1f5f9; border-radius: 8px; padding: 15px; margin-bottom: 20px; font-style: italic; border-left: 3px solid var(--primary-color); }

footer { text-align: center; margin-top: 50px; padding-top: 25px; border-top: 1px solid var(--border-color); font-size: 0.85rem; color: #64748b; }
footer .headline { font-weight: 700; color: var(--dark-blue); font-size: 1rem; margin-bottom: 5px; }
footer a { color: var(--primary-color); text-decoration: none; font-weight: 600; }
footer a:hover { text-decoration: underline; }
.review-box { margin-top: 20px; background: #fff; border: 1px dashed var(--primary-color); padding: 12px; border-radius: 8px; }

@media (max-width: 600px) { header h1 { font-size: 1.7rem; } .card { padding: 20px; } }