@font-face {
    font-family: "sans";
    src: url("fonts/Google_Sans/GoogleSans-VariableFont_GRAD,opsz,wght.ttf") format("truetype");
}

:root {
    --background-color: #F8FAFC;
    --primary-color: #1E293B;
    --secondary-color: #F1F5F9;
    --accent: #06B6D4;
    --accent-hover: #0891B2;
    --accent-light: #EFF6FF;
    --text: #0F172A;
    --card-bg: #FFFFFF;
    --border: #E2E8F0;
    --border-hover: #CBD5E1;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --focus-ring: 0 0 0 3.5px rgba(6, 182, 212, 0.18);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--background-color);
    color: var(--text);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header & Navigation */
header {
    position: sticky;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary-color);
    padding: 16px;
    z-index: 2000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    font-weight: 700;
}

/* Burger Button */
.menuButton {
    display: flex;
    position: absolute;
    flex-direction: column;
    height: 22px;
    width: 28px;
    top: 50%;
    transform: translateY(-50%);
    left: 1.25rem;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    z-index: 2001;
}

.menuButton span {
    background-color: var(--secondary-color);
    display: block;
    height: 3px;
    width: 100%;
    border-radius: 2px;
    transition: all 0.3s ease-in-out;
}

.menuButton.open .menu1 {
    transform: translateY(9.5px) rotate(45deg);
    background-color: var(--accent);
}
.menuButton.open .menu2 {
    opacity: 0;
    transform: translateX(-10px);
}
.menuButton.open .menu3 {
    transform: translateY(-9.5px) rotate(-45deg);
    background-color: var(--accent);
}

/* Slide-In Menu */
menu {
    position: fixed;
    top: 0;
    left: 0;
    background-color: var(--card-bg);
    height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    width: 0;
    flex-direction: column;
    transition: width 0.3s ease;
    z-index: 1500;
    box-shadow: 4px 0 16px rgba(0,0,0,0.15);
    overflow-x: hidden;
}

menu a {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    padding: 14px 20px;
    width: 100%;
    text-align: center;
    white-space: nowrap;
    transition: background 0.2s, color 0.2s;
}

menu a:hover {
    background-color: var(--secondary-color);
    color: var(--accent);
}

/* Main Layout */
main {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 24px 16px 60px;
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
}

.article {
    width: 100%;
    margin-bottom: 24px;
}

/* Hero Box */
.top {
    background-color: var(--primary-color);
    border-radius: 20px;
    padding: 36px 20px;
    text-align: center;
    box-shadow: var(--shadow);
}

.top h2, .top h3, .top span {
    color: #FFFFFF;
}

.top h2 {
    font-size: 2rem;
    margin: 8px 0;
    color: var(--accent);
}

.hero-sub {
    color: #CBD5E1;
    font-size: 1.05rem;
    max-width: 600px;
    margin: 12px auto 0;
}

/* Content Cards */
.content-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 32px 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.content-card h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    color: var(--primary-color);
    text-align: center;
}

.section-desc {
    text-align: center;
    color: #64748B;
    margin-bottom: 28px;
}

/* Trust Banner */
.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.trust-item {
    background: #F8FAFC;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}

.trust-icon {
    font-size: 2rem;
    margin-bottom: 8px;
}

.trust-item h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 6px;
}

.trust-item p {
    font-size: 0.85rem;
    color: #475569;
    line-height: 1.5;
}

/* Pricing Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.pricing-card {
    background: #FFFFFF;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pricing-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
}

.pricing-card.popular {
    border: 2px solid var(--accent);
}

.badge {
    align-self: flex-start;
    background: var(--secondary-color);
    color: var(--primary-color);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.badge.highlight {
    background: var(--accent);
    color: #FFFFFF;
}

.pricing-card h4 {
    font-size: 1.3rem;
    color: var(--primary-color);
}

.sub-target {
    font-size: 0.85rem;
    color: #64748B;
    margin-bottom: 16px;
}

.price {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 18px;
}

.price span {
    font-size: 0.9rem;
    font-weight: 400;
    color: #64748B;
}

.features {
    list-style: none;
    margin-top: auto;
}

.features li {
    font-size: 0.9rem;
    color: #334155;
    padding: 8px 0;
    border-top: 1px solid var(--border);
}

/* Addons Grid */
.addons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.addon-item {
    background: var(--secondary-color);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.addon-item h4 {
    color: var(--primary-color);
    margin-bottom: 6px;
}

.addon-item p {
    font-size: 0.85rem;
    color: #475569;
    margin-bottom: 12px;
}

.addon-price {
    display: inline-block;
    font-weight: 700;
    color: var(--accent);
}

/* Konfigurator & Formular */
.config-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 750px;
    margin: 0 auto;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.group-title {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 1.05rem;
}

.radio-tile-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(135px, 1fr));
    gap: 10px;
}

.tile {
    position: relative;
    cursor: pointer;
}

.tile input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.tile-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 12px 8px;
    background: #F8FAFC;
    border: 2px solid var(--border);
    border-radius: 10px;
    transition: all 0.2s ease;
    min-height: 70px;
}

.tile-content strong {
    font-size: 0.88rem;
    color: var(--primary-color);
}

.tile-content small {
    font-size: 0.72rem;
    color: #64748B;
    margin-top: 4px;
}

.tile input[type="radio"]:checked + .tile-content {
    border-color: var(--accent);
    background: var(--accent-light);
}

.checkbox-list {
    background: #F8FAFC;
    padding: 16px;
    border-radius: 10px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 0.95rem;
}

.addon-stepper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    border-top: 1px solid var(--border);
    padding-top: 10px;
    font-size: 0.95rem;
    transition: opacity 0.2s;
}

.addon-stepper.disabled {
    opacity: 0.45;
}

.addon-stepper.disabled input {
    cursor: not-allowed;
    background-color: #E2E8F0;
}

.addon-stepper input[type="number"] {
    width: 70px;
    padding: 8px;
    border-radius: 8px;
    border: 1.5px solid var(--border);
    text-align: center;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--primary-color);
    background: #FFFFFF;
}

.text-muted {
    font-size: 0.78rem;
    color: #64748B;
}

/* Preis-Zusammenfassung */
.price-summary-box {
    display: flex;
    justify-content: space-around;
    background: var(--primary-color);
    color: #FFFFFF;
    padding: 16px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.summary-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.summary-item span {
    font-size: 0.85rem;
    color: #94A3B8;
}

.summary-item strong {
    font-size: 1.4rem;
    color: var(--accent);
}

/* --- Veredelte Input-Styles --- */
.custom-inputs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.input-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.input-field label {
    font-size: 0.88rem;
    font-weight: 600;
    color: #334155;
}

.input-field .required {
    color: #EF4444;
}

.input-field .optional {
    font-size: 0.75rem;
    color: #94A3B8;
    font-weight: 400;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.field-icon {
    position: absolute;
    left: 14px;
    width: 18px;
    height: 18px;
    color: #94A3B8;
    pointer-events: none;
    transition: color 0.2s ease;
}

.input-wrapper input {
    width: 100%;
    padding: 12px 14px 12px 42px;
    border-radius: 10px;
    border: 1.5px solid var(--border);
    font-family: inherit;
    font-size: 0.95rem;
    background: #FFFFFF;
    color: var(--text);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.input-wrapper input:hover {
    border-color: var(--border-hover);
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: var(--focus-ring);
    background: #FFFFFF;
}

.input-wrapper input:focus + .field-icon,
.input-wrapper:focus-within .field-icon {
    color: var(--accent);
}

.textarea-wrapper textarea {
    width: 100%;
    padding: 12px 14px;
    border-radius: 10px;
    border: 1.5px solid var(--border);
    font-family: inherit;
    font-size: 0.95rem;
    background: #FFFFFF;
    color: var(--text);
    resize: vertical;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.textarea-wrapper textarea:hover {
    border-color: var(--border-hover);
}

.textarea-wrapper textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: var(--focus-ring);
}

.btn-submit {
    background: var(--accent);
    color: #FFFFFF;
    font-weight: 700;
    font-size: 1rem;
    border: none;
    padding: 14px 20px;
    border-radius: 10px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.25);
    transition: background 0.2s ease, transform 0.1s ease;
}

.btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

.btn-submit:active {
    transform: translateY(0);
}

/* Feedback-Boxen */
.alert-box {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 0.95rem;
    text-align: center;
}

.alert-box.success {
    background-color: #DCFCE7;
    color: #166534;
    border: 1px solid #86EFAC;
}

.alert-box.error {
    background-color: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FCA5A5;
}

.legal-card {
    font-size: 0.9rem;
    line-height: 1.5;
}

.small-text {
    font-size: 0.8rem;
    color: #64748B;
    margin-top: 10px;
}

footer {
    background: var(--primary-color);
    color: #94A3B8;
    text-align: center;
    padding: 20px 16px;
    margin-top: auto;
    font-size: 0.85rem;
}

/* Styling für Impressum & Datenschutzseiten */
.legal-page {
    text-align: left;
}

.legal-page h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--border);
    padding-bottom: 8px;
}

.legal-page h3 {
    color: var(--primary-color);
    font-size: 1.25rem;
    margin-top: 24px;
    margin-bottom: 8px;
    text-align: left;
}

.legal-page h4 {
    color: #334155;
    font-size: 1rem;
    margin-top: 14px;
    margin-bottom: 4px;
}

.legal-page p {
    color: #475569;
    margin-bottom: 12px;
}

.legal-page a {
    color: var(--accent);
    text-decoration: none;
}

.legal-page a:hover {
    text-decoration: underline;
}

.address-box {
    background: var(--secondary-color);
    padding: 14px 18px;
    border-radius: 8px;
    border-left: 4px solid var(--accent);
    margin: 12px 0;
}

.legal-list {
    margin-left: 20px;
    color: #475569;
    margin-bottom: 16px;
}

.legal-list li {
    padding: 4px 0;
}

.source-hint {
    margin-top: 28px;
    font-size: 0.85rem;
    color: #94A3B8;
}

/* Footer-Links */
.footer-links {
    margin-top: 8px;
    font-size: 0.85rem;
}

.footer-links a {
    color: #CBD5E1;
    text-decoration: none;
    margin: 0 6px;
}

.footer-links a:hover {
    color: var(--accent);
    text-decoration: underline;
}