/* =========================================
   Farb- und Designsystem Tutsch GmbH
   =========================================
   Primärfarben (Logo):
   - Blau (Hintergrund): #0b1489
   - Orange (Schriftzug): #dc5501

   CSS-Variablen:
   --color-primary:     Hauptblau (kann bei Bedarf angepasst werden)
   --color-primary-dark: dunklere Variante von Blau
   --color-accent:      Hauptorange für Buttons/Highlights
   --color-bg-page:     genereller Seitenhintergrund
   --color-bg-alt:      alternativer Hintergrund für abgesetzte Sektionen
   --color-text-main:   Standardtextfarbe
   --color-text-muted:  zurückhaltende Textfarbe
   --color-border-soft: dezente Rahmenfarbe
   ========================================= */

:root {
    --color-primary: #0b1489;
    --color-primary-dark: #060b5c;
    --color-accent: #dc5501;

    --color-bg-page: #f5f5f7;
    --color-bg-alt: #ffffff;

    --color-text-main: #222222;
    --color-text-muted: #666666;

    --color-border-soft: #dddddd;

    --radius-base: 0.6rem;
    --radius-pill: 999px;

    --shadow-soft: 0 10px 25px rgba(0, 0, 0, 0.08);

    --container-max-width: 1120px;
}

/* =========================================
   Globales Layout & Typografie
   ========================================= */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-y: scroll;   /* Scrollbalken immer reservieren */
}
html, body {
    margin: 0;
    padding: 0;
}
body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    background-color: var(--color-bg-page);
    color: var(--color-text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
}

a:hover,
a:focus {
    text-decoration: underline;
}

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* =========================================
   Header & Navigation
   ========================================= */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: #ffffff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.5rem;
    margin: 0 auto;
    max-width: 1100px;
}

.logo {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

.logo-text {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-primary);
}
.logo img {
    height: 40px;
    width: auto;
    padding: 5px 0px 5px 0px;
}

@media (max-width: 600px) {
    .logo img {
        height: 32px;
    }
}

.site-main {
    flex: 1 0 auto;
}

/* Navigation */

.main-nav {
    display: flex;
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 1.25rem;
}

.main-nav a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-main);
    position: relative;
    padding-bottom: 0.1rem;
}

.main-nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.25rem;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.2s ease-out;
}

.main-nav a:hover::after,
.main-nav a:focus::after {
    width: 100%;
}

/* Mobile Navigation Toggle */

.nav-toggle {
    display: none;
    border: none;
    background: transparent;
    padding: 0.25rem;
    cursor: pointer;
}

.nav-toggle-bar {
    width: 22px;
    height: 2px;
    background-color: var(--color-text-main);
    display: block;
    margin: 4px 0;
    transition: transform 0.2s ease-out, opacity 0.2s ease-out;
}

/* =========================================
   Hero / Start
   ========================================= */

.hero-section {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    color: #ffffff;
    background-color: var(--color-primary);
    background-image: linear-gradient(
            135deg,
            rgba(11, 20, 137, 0.6),
            rgba(6, 11, 92, 0.15)
        ),
        url("../img/hero-placeholder.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(255, 255, 255, 0.08), transparent 60%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    padding: 4rem 1.25rem 4.5rem;
}

.hero-text {
    max-width: 600px;
}

.hero-text h1 {
    font-size: clamp(2rem, 3vw, 2.8rem);
    margin: 0 0 1rem;
}

.hero-text p {
    font-size: 1.05rem;
    margin: 0 0 1.5rem;
    max-width: 32rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

/* =========================================
   Buttons
   ========================================= */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 9rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-pill);
    border: none;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.1s ease-out, box-shadow 0.1s ease-out, background-color 0.15s ease-out;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-accent);
    color: #ffffff;
    box-shadow: var(--shadow-soft);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: #c54a01;
    transform: translateY(-1px);
}

.btn-secondary {
    background-color: #ffffff;
    color: var(--color-primary);
}

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: #f0f0ff;
    transform: translateY(-1px);
}

.btn-outline {
    border: 1px solid var(--color-primary);
    background-color: transparent;
    color: var(--color-primary);
}

.btn-outline:hover,
.btn-outline:focus {
    background-color: rgba(11, 20, 137, 0.06);
}

/* =========================================
   Sektionen & Grid
   ========================================= */

.section {
    padding: 4rem 0;
    background-color: var(--color-bg-alt);
}

.section-light {
    background-color: #ffffff;
}

.section-intro {
    max-width: 38rem;
    margin-bottom: 2rem;
    color: var(--color-text-muted);
}

h2 {
    font-size: 1.8rem;
    margin-top: 0;
    margin-bottom: 0.75rem;
}

h3 {
    font-size: 1.25rem;
    margin-top: 0;
    margin-bottom: 0.5rem;
}

/* Grid-Layout */

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

/* Karten */

.card {
    background-color: #ffffff;
    border-radius: var(--radius-base);
    padding: 1.5rem;
    box-shadow: var(--shadow-soft);
}

/* Flex-Layout für zwei Spalten Sektionen */

.section-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.section-block {
    flex: 1 1 260px;
}

.section-block-highlight {
    background-color: #ffffff;
    border-radius: var(--radius-base);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--shadow-soft);
}

.cert-logos {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: center;
    margin-top: 1rem;
}

/* Jedes Logo sitzt in einem kleinen „Badge“ */
.cert-badge {
    background-color: #ffffff;
    border-radius: var(--radius-base);
    padding: 0.5rem 0.75rem;
    box-shadow: var(--shadow-soft);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Logos skalieren – die zwei fast quadratischen dürfen etwas größer sein */
.cert-badge img {
    display: block;
    max-height: 52px;
    width: auto;
}

@media (max-width: 600px) {
    .cert-logos {
        gap: 0.75rem;
    }

    .cert-badge img {
        max-height: 44px;
    }
}

/* Listen */

.step-list {
    padding-left: 1.25rem;
}

.step-list li {
    margin-bottom: 0.5rem;
}

.feature-list {
    list-style: none;
    padding-left: 0;
    margin: 0;
}

.feature-list li {
    position: relative;
    padding-left: 1.4rem;
    margin-bottom: 0.45rem;
}

.feature-list li::before {
    content: "●";
    position: absolute;
    left: 0;
    top: 0.1rem;
    font-size: 0.7rem;
    color: var(--color-accent);
}

/* =========================================
   Kontaktbereich
   ========================================= */

.contact-section {
    background-color: #f0f2f8;
}

.contact-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-info {
    flex: 1 1 260px;
}

.contact-form-wrapper {
    flex: 1.3 1 320px;
}

/* Formulare */

.contact-form {
    background-color: #ffffff;
    border-radius: var(--radius-base);
    padding: 1.5rem 1.75rem;
    box-shadow: var(--shadow-soft);
}

.form-row {
    margin-bottom: 1rem;
}

.form-row label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.form-row input[type="text"],
.form-row input[type="email"],
.form-row input[type="tel"],
.form-row input[type="file"],
.form-row select,
.form-row textarea {
    width: 100%;
    padding: 0.6rem 0.7rem;
    border-radius: 0.4rem;
    border: 1px solid var(--color-border-soft);
    font-family: inherit;
    font-size: 0.95rem;
    background-color: #fafafa;
}

.form-row textarea {
    resize: vertical;
    min-height: 140px;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: #ffffff;
}

.has-error {
    border-color: #d33;
    background-color: #fff6f6;
}

.form-error {
    font-size: 0.8rem;
    color: #d33;
    margin: 0.25rem 0 0;
}

/* Honeypot unsichtbar machen */

.form-honeypot {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    width: 0;
    overflow: hidden;
}

/* Checkbox */

.form-row-checkbox {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.15rem;
}

/* Alerts */

.alert {
    border-radius: var(--radius-base);
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}

.alert-success {
    background-color: #e6f6ec;
    border: 1px solid #8bcf9a;
    color: #135a20;
}

.alert-error {
    background-color: #fdeaea;
    border: 1px solid #e29a9a;
    color: #7f2929;
}

/* Muted Text */

.muted {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

/* =========================================
   Footer
   ========================================= */

.site-footer {
    background-color: #ffffff;
    border-top: 1px solid var(--color-border-soft);
    padding: 1.25rem 0;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.footer-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    justify-content: space-between;
}

.footer-right a {
    margin-left: 0.75rem;
    color: var(--color-text-main);
    font-weight: 500;
    font-size: 0.9rem;
}

/* =========================================
   Responsives Verhalten
   ========================================= */

@media (max-width: 900px) {

    .header-inner {
        padding: 0.5rem 1.5rem; /* statt 0.5rem 0; */
    }

    .main-nav {
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        background-color: #ffffff;
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
        transform: translateY(-10px);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.15s ease-out, transform 0.15s ease-out;
    }

    .main-nav ul {
        flex-direction: column;
        padding: 0.75rem 1.25rem 1rem;
        gap: 0.5rem;
    }

    .nav-toggle {
        display: inline-block;
    }

    .main-nav.nav-open {
        opacity: 1;
        pointer-events: auto;
        transform: translateY(0);
    }

    .hero-section {
        min-height: 65vh;
    }

    .section {
        padding: 3rem 0;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 600px) {
    .hero-text h1 {
        font-size: 1.7rem;
    }

    .hero-text p {
        font-size: 0.95rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
    }

    .contact-grid {
        flex-direction: column;
    }

    .section-flex {
        flex-direction: column;
    }
}

.hero-trust {
    margin-top: 2.25rem !important;
    font-size: 0.9rem !important;
    color: rgba(255, 255, 255, 0.9);
    max-width: 32rem !important;
}
/* =========================================
   Vorlese-Funktion / Accessibility-Button
   ========================================= */

.accessibility-tools {
    display: flex;
    justify-content: flex-end;
}

/* Auf kleineren Screens nach links rücken */
@media (max-width: 768px) {
    .accessibility-tools {
        justify-content: flex-start;
    }
}

.accessibility-btn {
    /* baut auf .btn + .btn-secondary auf, ist aber dezenter und kleiner */
    min-width: auto;
    font-size: 0.85rem;
    padding: 0.45rem 1.1rem;
    border-radius: var(--radius-pill);
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;

    /* Im Hero auf dunklem Hintergrund: leicht transluzentes Weiß */
    background-color: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(255, 255, 255, 0.7);
    color: var(--color-primary);

    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.16);
}

/* Fallback, falls Klasse auf <button> hängt: */
button.btn.accessibility-btn {
    cursor: pointer;
    font-family: inherit;
}

/* Hover/Fokus – modern, aber zurückhaltend */
.accessibility-btn:hover,
.accessibility-btn:focus-visible {
    background-color: #ffffff;
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}

/* Tastaturfokus klar sichtbar lassen */
.accessibility-btn:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Zustand „aktiv“ (wenn gerade vorgelesen wird) */
.accessibility-btn[aria-pressed="true"] {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
}