/* Assets: assets/css/style.css */
:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --bg-body: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --border-focus: #3b82f6;
    --info-bg: #eff6ff;
    --info-text: #1e40af;
    --info-border: #bfdbfe;
    --error-bg: #fef2f2;
    --error-text: #991b1b;
    --error-border: #fecaca;
    --radius: 12px;
}

* {
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

body {
    margin: 0;
    padding: 1.5rem;
    background-color: var(--bg-body);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.01);
    border: 1px solid var(--border-color);
    width: 100%;
    max-width: 420px;
    padding: 2.5rem 2rem;
    transition: transform 0.2s ease;
}

.card h2 {
    margin: 0 0 0.5rem 0;
    color: var(--text-main);
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.client-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.75rem;
}

.badge {
    background: var(--info-bg);
    color: var(--info-text);
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-block;
}

/* Formular Styling */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-main);
}

.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 0.95rem;
    background-color: #fff;
    color: var(--text-main);
    transition: all 0.15s ease-in-out;
}

.form-group input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.form-group input[readonly] {
    background-color: #f1f5f9;
    color: #475569;
    cursor: not-allowed;
    border-color: var(--border-color);
}

/* Buttons */
.btn {
    width: 100%;
    padding: 0.85rem 1rem;
    background: var(--primary);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s ease-in-out;
    display: inline-block;
    text-decoration: none;
    text-align: center;
}

.btn:hover {
    background: var(--primary-hover);
}

.btn-secondary {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    margin-top: 0.75rem;
    text-decoration: none;
    display: block;
    text-align: center;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.15s ease-in-out;
}

.btn-secondary:hover {
    background: #f1f5f9;
    color: var(--text-main);
    border-color: #cbd5e1;
}

/* Benachrichtigungen */
.alert {
    padding: 0.85rem 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    line-height: 1.45;
    text-align: left;
}

.alert-info {
    background: var(--info-bg);
    color: var(--info-text);
    border: 1px solid var(--info-border);
}

.alert-error {
    background: var(--error-bg);
    color: var(--error-text);
    border: 1px solid var(--error-border);
}

.support-footer {
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.support-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.support-footer a:hover {
    text-decoration: underline;
}