/* =============================================
   Design System: Reiterhof Behrens Onboarding 2.0
   Projekt: Gemini LLC
   Version: 1.0
   ============================================= */

/* ---------------------------------------------
   1. Font-Deklaration & CSS Variablen (Root)
   --------------------------------------------- */
 @font-face {
    font-family: 'Montserrat';
    src: url('https://reiterhof-behrens.com/wp-content/uploads/2023/02/Montserrat-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap; /* sorgt für schnelles Anzeigen von Text */
}

 @font-face {
    font-family: 'Montserrat';
    src: url('https://reiterhof-behrens.com/wp-content/uploads/2023/02/Montserrat-Regular.woff2') format('woff2'); /* Wir nutzen dieselbe Datei, der Browser simuliert "fett" */
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}


:root {
    /* Farbpalette basierend auf reiterhof-behrens.com */
    --color-primary: #bfa981;        /* Das warme Sand-Gold für Buttons & Akzente */
    --color-primary-darker: #a8936f; /* Für Hover-Effekte */
    --color-text: #333333;             /* Dunkler Text für Lesbarkeit */
    --color-text-light: #6c757d;      /* Für dezentere Texte / Labels */
    --color-background: #FFFFFF;       /* Reines Weiß für Inhaltsflächen */
    --color-background-soft: #fbfaf8; /* Ein sehr sanfter, warmer Grauton für Sektionen */
    --color-border: #e0e0e0;          /* Dezente Rahmen für Formulare */
    --color-success: #28a745;         /* Für Erfolgsmeldungen */
    --color-error: #dc3545;           /* Für Fehlermeldungen */

    /* Typografie */
    --font-family-base: 'Montserrat', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    
    /* Layout & Effekte */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --box-shadow-light: 0 4px 12px rgba(0, 0, 0, 0.05);
    --box-shadow-interactive: 0 2px 8px rgba(0, 0, 0, 0.1);
    --transition-fast: all 0.2s ease-in-out;
}

/* ---------------------------------------------
   2. Basis-Styles & Reset
   --------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-base);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-background-soft);
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    max-width: 850px;
    margin: 40px auto;
    padding: 20px;
}

/* ---------------------------------------------
   3. Header & Logo
   --------------------------------------------- */
header {
    text-align: center;
    padding: 2rem 1rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 3rem;
}

header .logo {
    width: 100px;
    height: auto;
    margin-bottom: 1.5rem;
}

h1, h2, h3 {
    font-weight: 700;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
    color: var(--color-text);
    margin: 0;
}

p {
    margin-bottom: 1rem;
}


/* ---------------------------------------------
   4. Moderne Formular-Styles
   --------------------------------------------- */

.form-container, .confirmation-message {
    background: var(--color-background);
    padding: 2rem 2.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow-light);
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-group label {
    display: block;
    margin-bottom: .5rem;
    font-weight: 700;
    color: var(--color-text);
    font-size: 0.9rem;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    font-family: var(--font-family-base);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(191, 169, 129, 0.25);
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 400;
}
.checkbox-group input[type="checkbox"] {
    width: 1.25em;
    height: 1.25em;
    accent-color: var(--color-primary);
}


/* ---------------------------------------------
   5. Buttons & Interaktive Elemente
   --------------------------------------------- */
.submit-btn, .nav-link {
    display: inline-block;
    width: 100%;
    background-color: var(--color-primary);
    color: #fff;
    border: none;
    padding: 14px 2rem;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    transition: var(--transition-fast);
}

.submit-btn:hover, .nav-link:hover {
    background-color: var(--color-primary-darker);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-interactive);
}

.submit-btn:focus, .nav-link:focus {
    outline: none;
    box-shadow: 0 0 0 4px rgba(191, 169, 129, 0.35);
}

/* ---------------------------------------------
   6. Modernes Accordion
   --------------------------------------------- */

.accordion-item {
    background: var(--color-background);
    margin-bottom: 10px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-border);
    box-shadow: var(--box-shadow-light);
    overflow: hidden;
}

.accordion-header {
    background-color: transparent;
    color: var(--color-text);
    cursor: pointer;
    padding: 18px 25px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 1.2rem;
    font-weight: 700;
    transition: background-color 0.3s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-header:hover {
    background-color: var(--color-background-soft);
}

.accordion-header::after { /* Das "+" / "-" Icon */
    content: '+';
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-primary);
    transition: transform 0.2s ease-out;
}

.accordion-header.active::after {
    content: '−';
    transform: rotate(180deg);
}

.accordion-content {
    padding: 0 25px;
    background-color: white;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease-out, padding 0.2s ease-out;
}
.accordion-content div {
    padding: 10px 0 25px 0;
}


/* ---------------------------------------------
   7. Responsivität für Mobilgeräte
   --------------------------------------------- */
 @media (max-width: 768px) {
    body {
        font-size: 15px;
    }
    
    main {
        margin: 20px auto;
        padding: 10px;
    }
    
    h1 {
        font-size: 2rem;
    }

    .form-container, .confirmation-message {
        padding: 1.5rem;
    }
    
    .accordion-header {
        font-size: 1.1rem;
        padding: 15px 20px;
    }
}