/* 
   CSS-Architektur: Fachpraxis für Online-Autismusberatung
   Designrichtlinie: Klinisch, seriös, barrierefrei, beruhigende Tonalität
*/

:root {
    /* Farbpalette */
    --color-primary: #6F8C7A;       /* Tiefes, beruhigendes Salbeigrün */
    --color-primary-dark: #4E6657;  /* Dunkles Tannengrün für Text-Hierarchien */
    --color-accent: #a3b18a;        /* Sanfter Salbeiton für dezente Akzente */
    --color-text-dark: #2b2d42;     /* Anthrazit für optimale Kontraste */
    --color-text-muted: #4a4e69;    /* Gedämpftes Schiefergrau für Sekundärtexte */
    --color-bg-light: #f8f9fa;      /* Hellgrauer Fond */
    --color-bg-white: #ffffff;
    --color-border: #CBAF7A;        /* Gold-Akzentlinie */
    
    /* Typografie & Maße */
    --font-primary: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
    --max-width: 1200px;
    --spacing-section: 90px;
    --sticky-bar-height: 64px;
}

/* Basis-Resets */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 17px;
    line-height: 1.65;
    color: var(--color-text-dark);
    background-color: var(--color-bg-light);
    -webkit-font-smoothing: antialiased;
}

/* Layout-Container */
.section-container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 30px;
}

.compact-width {
    max-width: 800px;
    text-align: center;
}

/* 2-Spalten Layout (Desktop 50/50 mit Umbruch) */
.grid-two-columns {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.hero-section .hero-text {
    flex: 0 0 calc(60% - 20px);
}

.hero-section .hero-image-container {
    flex: 0 0 calc(40% - 20px);
    text-align: center;
}

.clinical-section .grid-two-columns > div {
    flex: 1 1 calc(50% - 30px);
}

.grid-two-columns > .method-card {
    flex: 0 0 calc(50% - 20px);
}

.clinical-section .grid-two-columns .clinical-list-box {
    flex: 1 1 calc(50% - 30px);
    background-color: var(--color-bg-white);
    padding: 35px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.gap-large {
    gap: 60px;
}

/* --- Header / Top Navigation --- */
.main-nav {
    background-color: var(--color-bg-white);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 12px 0;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: nowrap;
    gap: 20px;
}

/* Header Brand / Logo Link */
.nav-brand,
.nav-brand:link,
.nav-brand:visited,
.nav-brand:hover,
.nav-brand:active {
    text-decoration: none !important;
    color: inherit;
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    flex-wrap: nowrap;
    gap: 12px;
    min-width: 0;
}

.nav-logo {
    width: 42px;
    height: 42px;
    object-fit: contain;
    flex-shrink: 0;
    display: block;
}

.brand-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    min-width: 0;
}

.brand-text strong {
    display: block;
    font-size: 1.15em;
    font-weight: 700;
    color: var(--color-primary-dark);
    line-height: 1.2;
    text-decoration: none !important;
    white-space: nowrap;
}

.brand-text span {
    display: block;
    font-size: 0.82em;
    font-weight: 400;
    color: var(--color-text-muted);
    line-height: 1.3;
    margin-top: 2px;
    text-decoration: none !important;
    white-space: nowrap;
}

.nav-action {
    flex-shrink: 0;
}

.nav-btn {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
    text-decoration: none;
    padding: 9px 20px;
    border-radius: 4px;
    font-size: 0.9em;
    font-weight: 600;
    transition: background-color 0.2s ease;
    white-space: nowrap;
    display: inline-block;
}

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

/* --- Typografie & Hierarchien (mit automatischer Silbentrennung) --- */
h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
    word-wrap: break-word;
    -webkit-hyphens: auto;
    -ms-hyphens: auto;
    hyphens: auto;
}

h1 {
    font-size: 2.35em;
    color: var(--color-primary-dark);
    line-height: 1.25;
    margin-bottom: 25px;
    font-weight: 600;
}

h2 {
    font-size: 1.85em;
    color: var(--color-primary-dark);
    margin-bottom: 35px;
    font-weight: 600;
    position: relative;
    padding-bottom: 15px;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--color-accent);
}

.compact-width h2::after {
    left: 50%;
    margin-left: -20px;
}

h3 {
    font-size: 1.25em;
    color: var(--color-primary-dark);
    margin-bottom: 15px;
}

p {
    margin-bottom: 20px;
    color: var(--color-text-dark);
}

.section-lead {
    font-size: 1.15em;
    color: var(--color-text-muted);
    margin-bottom: 45px;
}

/* Sektionen */
section {
    padding: var(--spacing-section) 0;
    border-bottom: 1px solid var(--color-border);
}

.hero-section {
    background-color: var(--color-bg-white);
    padding: 60px 0 var(--spacing-section) 0;
    border-bottom: 1px solid var(--color-border);
}

.clinical-section {
    background-color: var(--color-bg-light);
}

.method-section {
    background-color: var(--color-bg-white);
}

/* Profilbild */
.profile-image-placeholder {
    width: 100%;
    max-width: 340px;
    height: 420px;
    background-color: #e9ecef;
    margin: 0 auto 15px auto;
    border-radius: 4px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

.profile-image-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.image-caption {
    font-size: 0.85em;
    color: var(--color-text-muted);
    font-style: italic;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.2s ease;
    font-size: 0.95em;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-bg-white);
}

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

/* Zitate & Listen */
.clinical-quote {
    font-style: italic;
    font-size: 1.1em;
    color: var(--color-primary-dark);
    border-left: 3px solid var(--color-accent);
    padding-left: 20px;
    margin: 30px 0;
}

.clinical-points {
    list-style: none;
}

.clinical-points li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 15px;
    font-size: 0.95em;
}

.clinical-points li::before {
    content: "•";
    color: var(--color-primary);
    font-weight: bold;
    font-size: 1.4em;
    position: absolute;
    left: 5px;
    top: -2px;
}

/* Methodik-Karten */
.grid-three-columns {
    display: flex;
    gap: 30px;
}

.method-card {
    flex: 1;
    background-color: var(--color-bg-light);
    padding: 30px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.card-marker {
    font-size: 0.9em;
    color: var(--color-primary);
    font-weight: bold;
    margin-bottom: 10px;
    letter-spacing: 1px;
}

/* Kontakt- & Formular-Bereich */
.contact-section {
    background-color: var(--color-bg-light);
}

.contact-box {
    margin-top: 40px;
    background-color: var(--color-bg-white);
    padding: 40px;
    border-radius: 4px;
    border: 1px solid var(--color-border);
}

.form-container {
    background-color: var(--color-bg-light);
    border: 1px solid var(--color-border);
    padding: 40px;
    border-radius: 4px;
    text-align: left;
    margin-top: 30px;
}

.clinical-form .form-group {
    margin-bottom: 25px;
}

.clinical-form label {
    display: block;
    font-size: 0.95em;
    font-weight: 600;
    color: var(--color-primary-dark);
    margin-bottom: 8px;
}

.clinical-form input[type="text"],
.clinical-form input[type="email"],
.clinical-form input[type="tel"],
.clinical-form select,
.clinical-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    font-family: var(--font-primary);
    font-size: 1em;
    color: var(--color-text-dark);
    background-color: var(--color-bg-white);
    transition: all 0.25s ease;
}

.clinical-form input:focus,
.clinical-form select:focus,
.clinical-form textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1px var(--color-primary);
}

/* Visuelles Feedback für ausgefüllte Workbook-Felder */
.clinical-form input.is-filled,
.clinical-form select.is-filled,
.clinical-form textarea.is-filled {
    border-color: var(--color-primary);
    background-color: rgba(111, 140, 122, 0.04);
    box-shadow: 0 0 0 1px var(--color-primary);
}

.clinical-form .form-privacy {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 30px;
    font-size: 0.85em;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.clinical-form .form-privacy input[type="checkbox"] {
    margin-top: 4px;
    transform: scale(1.1);
    cursor: pointer;
}

.clinical-form .form-privacy input[type="checkbox"]:checked + label {
    color: var(--color-primary-dark);
    font-weight: 600;
}

.btn-submit {
    width: 100%;
    border: none;
    cursor: pointer;
}

/* --- Footer --- */
.main-footer {
    background-color: var(--color-primary-dark);
    color: #cbd5e1;
    padding: 35px 0 calc(var(--sticky-bar-height) + 35px) 0;
    font-size: 0.85em;
}

.footer-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: none;
    margin-left: 20px;
}

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

/* --- Permanente Bottom Sticky Bar --- */
.bottom-sticky-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-bg-white);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -4px 18px rgba(0,0,0,0.08);
    z-index: 9999;
    padding: 10px 0;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
}

.sticky-bar-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sticky-bar-title {
    font-size: 0.85em;
    font-weight: 700;
    color: var(--color-primary-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sticky-bar-links {
    display: flex;
    gap: 10px;
    align-items: center;
}

.sticky-link {
    text-decoration: none;
    color: var(--color-text-dark);
    font-size: 0.85em;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 4px;
    background-color: var(--color-bg-light);
    border: 1px solid rgba(0,0,0,0.08);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.sticky-link:hover {
    background-color: #e9ecef;
    color: var(--color-primary-dark);
}

.sticky-link.highlight-link {
    background-color: var(--color-primary);
    color: #ffffff;
    border-color: var(--color-primary);
}

.sticky-link.highlight-link:hover {
    background-color: var(--color-primary-dark);
}

/* --- Responsive Breakpoints --- */
@media (max-width: 900px) {
    :root {
        --sticky-bar-height: 54px;
    }

    h1 {
        font-size: 1.75em;
        line-height: 1.3;
        margin-bottom: 18px;
    }

    h2 {
        font-size: 1.4em;
        margin-bottom: 25px;
        padding-bottom: 12px;
    }

    h3 {
        font-size: 1.15em;
        margin-bottom: 10px;
    }

    .section-lead {
        font-size: 1.0em;
        margin-bottom: 30px;
    }

    .grid-two-columns, .grid-three-columns {
        flex-direction: column;
        gap: 30px;
    }
    
    .grid-two-columns > .method-card,
    .clinical-section .grid-two-columns > div,
    .hero-section .hero-text, 
    .hero-section .hero-image-container {
        flex: 1 1 100% !important;
    }
    
    .hero-section .hero-image-container {
        margin-top: 20px;
    }
    
    .nav-container {
        padding: 0 15px;
        gap: 10px;
    }

    .nav-brand {
        gap: 8px;
    }

    .nav-logo {
        width: 32px;
        height: 32px;
    }

    .brand-text strong {
        font-size: 0.9em;
    }

    .brand-text span {
        font-size: 0.68em;
    }

    .nav-btn {
        padding: 7px 10px;
        font-size: 0.76em;
    }

    .footer-flex {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }

    .footer-links a {
        margin: 0 10px;
    }

    /* Mobile Sticky Bar */
    .bottom-sticky-bar {
        padding: 6px 8px;
        padding-bottom: calc(6px + env(safe-area-inset-bottom, 0px));
    }

    .sticky-bar-container {
        padding: 0;
    }

    .sticky-bar-title {
        display: none;
    }

    .sticky-bar-links {
        width: 100%;
        gap: 4px;
    }

    .sticky-link {
        flex: 1;
        text-align: center;
        padding: 8px 2px;
        font-size: 0.72em;
    }

    /* Mobile Anpassung für Quick-Answer-Box */
    .quick-answer-box {
        padding: 14px 16px;
        margin: 20px 0 10px 0;
    }

    .quick-answer-title {
        font-size: 0.78em;
    }

    .quick-answer-text {
        font-size: 0.9em;
        line-height: 1.5;
    }
}

/* --- GEO / KI-Direktantwort-Box (Desktop-Standard) --- */
.quick-answer-box {
    background-color: var(--color-bg-white);
    border-left: 4px solid var(--color-primary);
    border-top: 1px solid var(--color-border);
    border-right: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    border-radius: 0 4px 4px 0;
    padding: 18px 22px;
    margin: 25px 0 10px 0;
}

.quick-answer-title {
    font-size: 0.85em;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-primary-dark);
    margin-bottom: 6px;
    display: block;
}

.quick-answer-text {
    font-size: 0.98em;
    line-height: 1.6;
    color: var(--color-text-dark);
    margin: 0;
}