#entry-screen {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: #f0f0f0;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.5s ease-out, visibility 0s linear;
}

#entry-screen.hidden {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease-out, visibility 0s linear 0.5s;
    pointer-events: none;
}

.entry-background {
    position: absolute;
    inset: 0;
    background-image: url('https://unternehmer.de/wp-content/uploads/2016/09/cms-baukausten-website-erstellen.jpg');
    background-size: cover;
    background-position: center center;
    z-index: -1;
}

.entry-background::after {
    content: "";
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
}

.entry-content-wrapper {
    text-align: center;
    color: var(--white);
    padding: 30px;
    background-color: rgba(38, 70, 83, 0.7);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    width: 90%;
    z-index: 1;
}

.entry-content-wrapper h1 {
    font-size: clamp(2em, 5vw, 2.8em);
    margin-bottom: 0.6em;
    font-weight: 700;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
}

.entry-content-wrapper p {
    font-size: clamp(1em, 2.5vw, 1.15em);
    margin-bottom: 1.8em;
    line-height: 1.7;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.4);
}

.entry-start-button {
    display: inline-block;
    padding: 14px 30px;
    font-size: clamp(1em, 3vw, 1.1em);
    font-weight: 600;
    text-align: center;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    border: none;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    cursor: pointer;
    transition: transform var(--transition-speed-fast) ease,
                box-shadow var(--transition-speed-fast) ease,
                background var(--transition-speed) ease;
    text-decoration: none;
    -webkit-appearance: none;
    appearance: none;
}

.entry-start-button:hover,
.entry-start-button:focus {
    transform: scale(1.07);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
    background: linear-gradient(45deg, var(--accent-color), var(--primary-color));
    outline: none;
}
.entry-start-button:focus-visible {
    outline: 3px solid var(--secondary-color);
    outline-offset: 3px;
}

#entry-loader-container {
    margin-top: 25px;
    text-align: center;
    color: var(--white);
}

.entry-percentage-text {
    font-size: 2.8em;
    font-weight: bold;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 8px;
}

.entry-loader {
    border: 5px solid rgba(255, 255, 255, 0.3);
    border-top: 5px solid var(--white);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 10px auto;
}


#entry-loader-container p {
    font-size: 0.95em;
    font-weight: 500;
}

.entry-page-info-button {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: rgba(255, 255, 255, 0.6);
    color: var(--dark-text);
    border: 1px solid rgba(38, 70, 83, 0.3);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    font-size: 1.5em;
    line-height: 1;
    text-align: center;
    cursor: pointer;
    z-index: 2010;
    transition: background-color var(--transition-speed-fast) ease, transform var(--transition-speed-fast) ease;
    backdrop-filter: blur(2px);
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
}

.entry-page-info-button:hover,
.entry-page-info-button:focus {
    background-color: rgba(255, 255, 255, 0.8);
    transform: scale(1.1);
    outline: none;
}
.entry-page-info-button:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

#entry-info-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(38, 70, 83, 0.88);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2050;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed) ease-out, visibility 0s var(--transition-speed);
    pointer-events: none;
    padding: 20px;
}

#entry-info-overlay.visible {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
    pointer-events: auto;
}

.entry-info-content {
    background-color: var(--white);
    padding-top: 30px;
    padding-bottom: 30px;
    padding-left: 35px;
    padding-right: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    max-width: 600px;
    width: 90%;
    position: relative;
    text-align: left;
    color: var(--dark-text);
    line-height: 1.7;
    max-height: 80vh;
    overflow-y: auto;
    scrollbar-gutter: stable;
    transform: translateY(20px) scale(0.98);
    opacity: 0;
    transition: transform calc(var(--transition-speed) * 1.2) cubic-bezier(0.18, 0.89, 0.32, 1.28),
                opacity calc(var(--transition-speed) * 1.1) ease-out;
    pointer-events: auto;
}

#entry-info-overlay.visible .entry-info-content {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.entry-info-content h2 {
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 18px;
    text-align: center;
    font-size: 1.4em;
}

.entry-info-content p {
    margin-bottom: 1em;
    font-size: 0.95em;
}
.entry-info-content p:last-of-type {
    margin-bottom: 0;
}

.close-entry-info-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    font-size: 1.8em;
    color: var(--secondary-color);
    cursor: pointer;
    line-height: 1;
    padding: 5px;
    transition: color var(--transition-speed-fast) ease, transform var(--transition-speed-fast) ease;
    z-index: 10;
}

.close-entry-info-button:hover {
    color: var(--dark-text);
    transform: scale(1.15);
}

#main-app {
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.6s ease-in-out;
}

#main-app.app-visible {
    opacity: 1;
    visibility: visible;
}

:root {
    --primary-color: #2a9d8f;
    --secondary-color: #e9c46a;
    --accent-color: #f4a261;
    --danger-color: #e76f51;
    --light-bg: #f8f9fa;
    --dark-text: #264653;
    --white: #ffffff;
    --overlay-bg: rgba(38, 70, 83, 0.92);
    --info-overlay-bg: rgba(38, 70, 83, 0.88);
    --info-button-bg: rgba(255, 255, 255, 0.6);
    --info-button-bg-hover: rgba(255, 255, 255, 0.8);
    --border-radius: 10px;
    --transition-speed: 0.35s;
    --transition-speed-fast: 0.2s;
    --input-gap: 10px;
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--light-bg);
    color: var(--dark-text);
    line-height: 1.6;
    overflow-x: hidden;
}

body.overlay-open {
    overflow: hidden;
}
body.entry-info-overlay-open {
    overflow: hidden;
}


button, input, select, textarea {
    font: inherit;
}

.hero-section {
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
    padding: 20px;
}

#hero-backgrounds {
    position: absolute;
    inset: 0;
    z-index: 1;
    background-color: #333;
}

.hero-bg-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.hero-bg-slide.active {
    opacity: 1;
}

.hero-section::after {
    content: "";
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.45);
    z-index: 2;
}

.hero-content {
    max-width: 750px;
    width: 90%;
    background-color: rgba(38, 70, 83, 0.65);
    padding: 40px 50px;
    border-radius: var(--border-radius);
    backdrop-filter: blur(8px);
    opacity: 0;
    transform: translateY(25px);
    animation: fadeInUp 1s ease-out 0.4s forwards;
    position: relative;
    z-index: 3;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content h1 {
    font-size: clamp(2em, 6vw, 3.2em);
    margin-bottom: 0.5em;
    font-weight: 700;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.6);
}

.hero-content p {
    font-size: clamp(1em, 3vw, 1.25em);
    margin-bottom: 1.5em;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.6);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.start-planning-button {
    display: inline-block;
    padding: 15px 35px;
    font-size: clamp(1em, 3vw, 1.2em);
    font-weight: 600;
    text-align: center;
    line-height: 1.4;
    vertical-align: middle;
    background: linear-gradient(45deg, var(--accent-color), var(--secondary-color));
    color: var(--dark-text);
    border: none;
    border-radius: 50px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    transition: transform var(--transition-speed-fast) ease,
                box-shadow var(--transition-speed-fast) ease,
                background var(--transition-speed) ease;
    position: relative;
    z-index: 1;
    pointer-events: auto;
    -webkit-appearance: none;
    appearance: none;
    text-decoration: none;
}

.start-planning-button:hover,
.start-planning-button:focus {
    transform: scale(1.05);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
    background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
    outline: none;
}

.start-planning-button:focus-visible {
    outline: 3px solid var(--accent-color);
    outline-offset: 3px;
}

#reise-overlay {
    position: fixed;
    inset: 0;
    background-color: var(--overlay-bg);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed) ease-out, visibility 0s var(--transition-speed);
    pointer-events: none;
}

#reise-overlay.overlay-visible {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
    pointer-events: auto;
    display: flex;
}

.overlay-content {
    background-color: var(--white);
    padding: 25px 30px;
    border-radius: var(--border-radius);
    box-shadow: 0 12px 50px rgba(0, 0, 0, 0.25);
    max-width: 680px;
    width: 90%;
    max-height: 90vh;
    min-height: 480px;
    height: auto;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.95);
    opacity: 0;
    transition: transform calc(var(--transition-speed) * 1.3) cubic-bezier(0.34, 1.56, 0.64, 1), opacity calc(var(--transition-speed) * 1.1) ease-out;
    pointer-events: auto;
}

#reise-overlay.overlay-visible .overlay-content {
    transform: scale(1);
    opacity: 1;
}

.close-overlay-button {
     position: absolute;
     top: 12px;
     right: 12px;
     background: none;
     border: none;
     font-size: 2.2em;
     color: var(--secondary-color);
     cursor: pointer;
     line-height: 1;
     padding: 5px;
     transition: color var(--transition-speed-fast) ease, transform var(--transition-speed-fast) ease;
     z-index: 1100;
}
.close-overlay-button:hover {
    color: var(--dark-text);
    transform: scale(1.15);
}

.overlay-header {
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    margin-bottom: 15px;
    position: relative;
    min-height: 45px;
    text-align: center;
    z-index: 10;
}

.overlay-header h2 {
    margin: 0 0 5px;
    color: var(--primary-color);
    font-size: 1.4em;
}

.progress-indicator {
    font-size: 0.85em;
    color: var(--secondary-color);
    font-weight: bold;
}

#reise-form {
    flex-grow: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.form-step {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: calc(100% - 70px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 15px 5px 5px 5px;
    opacity: 0;
    visibility: hidden;
    transform: translateX(25px);
    transition: opacity calc(var(--transition-speed) * 0.9) ease-out,
                transform calc(var(--transition-speed) * 0.9) ease-out,
                visibility 0s calc(var(--transition-speed) * 0.9);
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.form-step.content-overflow {
    justify-content: flex-start;
    overflow-y: auto;
    padding-top: 20px;
    padding-bottom: 20px;
    scrollbar-gutter: stable;
}

.form-step.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
    transition-delay: 0s;
    pointer-events: auto;
    z-index: 2;
}

.form-step.exiting-forward {
    transform: translateX(-25px);
    opacity: 0;
    pointer-events: none;
    z-index: 1;
}

.form-step.exiting-backward {
    transform: translateX(25px);
    opacity: 0;
    pointer-events: none;
    z-index: 1;
}

.form-group {
    margin-bottom: 18px;
    width: 100%;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.form-group:last-child {
    margin-bottom: 5px;
}

.form-group label,
.group-label {
    font-size: 1.1em;
    margin-bottom: 12px;
    display: block;
    font-weight: 600;
    color: var(--dark-text);
}
.form-group label[for] {
    text-align: left;
    font-weight: 500;
}

.date-input-group {
    display: flex;
    gap: var(--input-gap, 10px);
    align-items: center;
}

.date-input-group input[type="date"] {
    flex: 1;
    min-width: 100px;
}

.date-input-group span {
    flex-shrink: 0;
    color: var(--dark-text);
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1px solid #ccc;
    border-radius: var(--border-radius);
    font-size: 1em;
    box-sizing: border-box;
    transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    background-color: #fdfdfd;
    text-align: left;
}

input[type="date"] {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}


input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.2);
}

input.is-invalid,
select.is-invalid,
textarea.is-invalid,
.date-input-group.is-invalid input[type="date"] {
    border-color: var(--danger-color) !important;
    box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.2) !important;
}
input[type="date"].is-invalid {
    border-color: var(--danger-color) !important;
    box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.2) !important;
}

.error-message {
    color: var(--danger-color);
    font-size: 0.8em;
    margin-top: 4px;
    display: none;
    text-align: center;
}
.is-invalid + .error-message,
.choice-group.is-invalid + .error-message,
.date-input-group.is-invalid + .error-message,
.date-input-group + .error-message.visible,
div > .error-message.visible,
.error-message.visible
 {
    display: block;
}
.date-input-group input[type="date"].is-invalid + .error-message {
    display: block;
}


textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group small {
    text-align: center;
    display: block;
    margin-top: -8px;
    margin-bottom: 10px;
    font-size: 0.8em;
    color: #666;
}

.choice-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 8px;
    text-align: left;
}
.choice-group.is-invalid {
    border: 1px solid var(--danger-color);
    border-radius: var(--border-radius);
    padding: 8px;
    margin-top: -5px;
}


.choice-group label {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f1f1f1;
    padding: 9px 10px;
    border-radius: var(--border-radius);
    font-weight: 500;
    margin-bottom: 0;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
    border: 2px solid transparent;
    text-align: center;
    font-size: 0.88em;
    line-height: 1.25;
    min-height: 40px;
}

.choice-group input[type="checkbox"],
.choice-group input[type="radio"] {
    opacity: 0;
    position: absolute;
    width: 0;
    height: 0;
}

.choice-group label:hover {
    background-color: #e8e8e8;
    transform: translateY(-1px);
}

.choice-group input:checked + label {
    background-color: var(--primary-color);
    color: var(--white);
    border-color: #1e796d;
    box-shadow: 0 2px 6px rgba(42, 157, 143, 0.3);
    transform: scale(1.02);
}
.choice-group input:focus-visible + label {
    outline: 3px solid var(--accent-color);
    outline-offset: 2px;
}
.choice-group input:disabled + label {
    opacity: 0.6;
    cursor: not-allowed;
    background-color: #e0e0e0;
    transform: none;
    box-shadow: none;
}
.choice-group input:disabled:checked + label {
    background-color: var(--primary-color);
    opacity: 0.7;
}


.step-navigation {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    height: 70px;
    box-sizing: border-box;
    padding: 0 30px;
    z-index: 5;
}

.nav-button {
    padding: 9px 22px;
    font-size: 0.95em;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
}
.nav-button:disabled {
    background-color: #ccc !important;
    cursor: not-allowed;
    opacity: 0.7;
    transform: none !important;
    box-shadow: none !important;
    color: #666 !important;
}
.nav-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}
.nav-button.prev-button {
    background-color: var(--secondary-color);
    color: var(--dark-text);
}
.nav-button.next-button {
    background-color: var(--accent-color);
    color: var(--white);
}
.nav-button.submit-button {
    background: linear-gradient(45deg, var(--primary-color), #1a7f73);
    color: var(--white);
    display: none;
}

#loading-indicator {
    position: absolute;
    inset: 0;
    background-color: rgba(255, 255, 255, 0.85);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0s 0.3s;
    pointer-events: none;
}
.overlay-content.loading #loading-indicator {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
    pointer-events: auto;
}
.loader {
    border: 6px solid var(--light-bg);
    border-top: 6px solid var(--primary-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin-bottom: 15px;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
#loading-indicator p {
    font-weight: 600;
    color: var(--dark-text);
}

#reiseplan-anzeige {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 20px 15px 20px 15px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease-out 0.1s, visibility 0s 0.5s;
    pointer-events: none;
    z-index: 50;
    background-color: var(--white);
    text-align: left;
    scrollbar-gutter: stable;
}
.overlay-content.showing-results #reiseplan-anzeige {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s, 0s;
    pointer-events: auto;
}
#reiseplan-anzeige h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    text-align: center;
    font-size: 1.3em;
}
#reiseplan-anzeige h4 {
    color: var(--dark-text);
    margin-top: 15px;
    margin-bottom: 8px;
    font-size: 1.1em;
    font-weight: 600;
}
#reiseplan-anzeige p {
    margin-bottom: 12px;
    line-height: 1.7;
}
#reiseplan-anzeige strong {
    color: var(--dark-text);
    font-weight: 600;
}
#reiseplan-anzeige ul {
    list-style: disc;
    margin-left: 25px;
    margin-bottom: 15px;
    padding-left: 5px;
}
#reiseplan-anzeige ol {
    list-style: decimal;
    margin-left: 25px;
    margin-bottom: 15px;
    padding-left: 5px;
}
#reiseplan-anzeige li {
    margin-bottom: 6px;
    line-height: 1.6;
}
#reiseplan-anzeige .plan-abschnitt {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px dashed #eee;
}
#reiseplan-anzeige .plan-abschnitt:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}
#reiseplan-anzeige .error-api {
    color: var(--danger-color);
    font-weight: bold;
    text-align: center;
    border: 1px solid var(--danger-color);
    padding: 15px;
    border-radius: var(--border-radius);
    background-color: #fdecea;
}

.result-actions {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 25px 15px 20px 15px;
    background-color: var(--white);
    border-top: 1px solid #eee;
    margin-top: 20px;
    gap: 10px;
    flex-wrap: wrap;
    width: 100%;
    box-sizing: border-box;
}

.result-button {
    padding: 9px 18px;
    font-size: 0.9em;
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    flex-grow: 1;
    max-width: 200px;
}
.result-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}
.result-button:disabled {
     background-color: #ccc !important;
     cursor: not-allowed;
     opacity: 0.7;
     transform: none !important;
     box-shadow: none !important;
     color: #666 !important;
}

#regenerateBtn {
    background-color: var(--danger-color);
    color: var(--white);
}
#startOverBtn {
    background-color: var(--secondary-color);
    color: var(--dark-text);
}
#savePdfBtn {
    background-color: var(--primary-color);
    color: var(--white);
}


.image-search-link {
    font-size: 0.8em;
    margin-left: 5px;
    text-decoration: none;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 4px;
    padding: 1px 5px;
    white-space: nowrap;
    transition: background-color 0.2s ease, color 0.2s ease;
}
.image-search-link:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.overlay-content.loading #reise-form,
.overlay-content.loading .step-navigation,
.overlay-content.loading .overlay-header .progress-indicator {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s ease, visibility 0s 0.2s;
}
.overlay-content.showing-results #reise-form,
.overlay-content.showing-results .step-navigation,
.overlay-content.showing-results .overlay-header .progress-indicator {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s ease, visibility 0s 0.2s;
}

@media (max-width: 768px) {
    .entry-content-wrapper { padding: 25px; }
    .entry-page-info-button { top: 15px; left: 15px; width: 35px; height: 35px; font-size: 1.3em; }
    .entry-percentage-text { font-size: 2.5em; }

    .hero-content { padding: 30px 30px; }
    .overlay-content { padding: 20px 25px; }
     .overlay-header h2 { font-size: 1.3em; }
     .choice-group { grid-template-columns: repeat(auto-fit, minmax(100px, 1fr)); }
     .form-group label, .group-label { font-size: 1.05em; }
     .step-navigation { height: 65px; padding: 0 25px;}
     .nav-button { padding: 8px 20px; }
     .result-actions { padding: 20px 15px 15px 15px; }
     .result-button { padding: 8px 15px; font-size: 0.85em; }
}

@media (max-width: 480px) {
    .entry-content-wrapper { padding: 20px 15px; }
    .entry-content-wrapper h1 { font-size: 1.8em; }
    .entry-content-wrapper p { font-size: 0.95em; }
    .entry-start-button { padding: 12px 25px; font-size: 1em; }
    .entry-percentage-text { font-size: 2.2em; }
    .entry-page-info-button { top: 10px; left: 10px; width: 32px; height: 32px; font-size: 1.2em; }
    .entry-info-content { padding-top: 25px; padding-bottom: 25px; padding-left: 20px; padding-right: 25px; }
    .entry-info-content h2 { font-size: 1.3em; }
    .entry-info-content p { font-size: 0.9em; }

    .hero-content { padding: 25px 20px; }
    .overlay-content { padding: 15px 15px; min-height: 90vh; max-height: 90vh;}
    .overlay-header { margin-bottom: 10px; min-height: 40px; }
    .overlay-header h2 { font-size: 1.2em; }
     #reiseplan-anzeige {
         top: 55px;
         padding: 15px 10px 15px 10px;
    }
     .step-navigation { padding: 0 15px; height: 60px; }
     .nav-button { padding: 8px 12px; font-size: 0.85em; }
     .form-step {
         height: calc(100% - 60px);
         padding: 15px 0 5px 0;
     }
     .choice-group {
         grid-template-columns: 1fr 1fr;
         gap: 6px;
     }
     .choice-group label {
         font-size: 0.8em;
         padding: 7px 5px;
         min-height: 35px;
     }
     .form-group label, .group-label { font-size: 1em; }
     .form-group { margin-bottom: 15px; }
     .result-actions { padding: 15px 10px 12px 10px; }
     .result-button {
        padding: 8px 10px;
        font-size: 0.8em;
        min-width: calc(33.33% - 10px);
        flex-basis: calc(33.33% - 10px);
     }
    .result-actions > .result-button:nth-last-child(1):first-child,
    .result-actions > .result-button:nth-last-child(2):first-child,
    .result-actions > .result-button:nth-last-child(1):nth-child(2) {
        min-width: calc(50% - 10px);
        flex-basis: calc(50% - 10px);
    }
    .date-input-group {
        flex-direction: column;
        gap: 8px;
    }
    .date-input-group input[type="date"] {
        width: 100%;
    }
    .date-input-group span {
        display: none;
    }
    .image-search-link { font-size: 0.75em; padding: 1px 4px; }
}

.info-button {
    position: absolute;
    top: 25px;
    left: 25px;
    padding: 8px 20px;
    font-size: 0.85em;
    font-weight: 500;
    background-color: var(--info-button-bg);
    color: var(--dark-text);
    border: 1px solid rgba(38, 70, 83, 0.3);
    border-radius: 30px;
    cursor: pointer;
    transition: background-color var(--transition-speed) ease, transform var(--transition-speed-fast) ease, box-shadow var(--transition-speed-fast) ease, border-color var(--transition-speed-fast) ease;
    z-index: 4;
    backdrop-filter: blur(2px);
}

.info-button:hover,
.info-button:focus {
    background-color: var(--info-button-bg-hover);
    transform: scale(1.05);
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--primary-color);
    outline: none;
}
.info-button:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
    border-color: var(--primary-color);
}

#info-overlay {
    position: fixed;
    inset: 0;
    background-color: var(--info-overlay-bg);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1050;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-speed) ease-out, visibility 0s var(--transition-speed);
    pointer-events: none;
    padding: 20px;
}

#info-overlay.info-overlay-visible {
    opacity: 1;
    visibility: visible;
    transition-delay: 0s;
    pointer-events: auto;
    display: flex;
}

.info-content {
    background-color: var(--white);
    padding-top: 30px;
    padding-bottom: 30px;
    padding-left: 35px;
    padding-right: 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    max-width: 550px;
    width: 90%;
    position: relative;
    text-align: left;
    color: var(--dark-text);
    line-height: 1.7;
    transform: translateY(20px) scale(0.98);
    opacity: 0;
    transition: transform calc(var(--transition-speed) * 1.2) cubic-bezier(0.18, 0.89, 0.32, 1.28),
                opacity calc(var(--transition-speed) * 1.1) ease-out;
    pointer-events: auto;
    max-height: 80vh;
    overflow-y: auto;
    scrollbar-gutter: stable;
}

#info-overlay.info-overlay-visible .info-content {
    transform: translateY(0) scale(1);
    opacity: 1;
}

.info-content h2 {
    color: var(--primary-color);
    margin-top: 0;
    margin-bottom: 18px;
    text-align: center;
    font-size: 1.4em;
}

.info-content p {
    margin-bottom: 1em;
    font-size: 0.95em;
}
.info-content p:last-of-type {
    margin-bottom: 0;
}

.close-info-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    font-size: 1.8em;
    color: var(--secondary-color);
    cursor: pointer;
    line-height: 1;
    padding: 5px;
    transition: color var(--transition-speed-fast) ease, transform var(--transition-speed-fast) ease;
    z-index: 1060;
}

.close-info-button:hover {
    color: var(--dark-text);
    transform: scale(1.15);
}

@media (max-width: 480px) {
    .info-button {
        top: 15px;
        left: 15px;
        padding: 6px 15px;
        font-size: 0.8em;
    }
    .info-content {
        padding-top: 25px;
        padding-bottom: 25px;
        padding-left: 20px;
        padding-right: 25px;
    }
    .info-content h2 {
        font-size: 1.3em;
    }
    .info-content p {
        font-size: 0.9em;
    }
}

@media print {
    body, html {
        background-color: #fff !important;
        color: #000 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    #entry-screen, #main-app > section.hero-section, #reise-overlay > .overlay-content > .close-overlay-button,
    #reise-overlay > .overlay-content > .overlay-header,
    #reise-overlay > .overlay-content > #reise-form,
    #reise-overlay > .overlay-content > .step-navigation,
    #reise-overlay > .overlay-content > #loading-indicator,
    #info-overlay, #entry-info-overlay,
    #reiseplan-anzeige .result-actions,
    .image-search-link::after
    {
        display: none !important;
    }

    #main-app, #reise-overlay, #reise-overlay > .overlay-content, #reiseplan-anzeige {
        display: block !important;
        position: static !important;
        width: auto !important;
        height: auto !important;
        max-height: none !important;
        overflow: visible !important;
        opacity: 1 !important;
        visibility: visible !important;
        background-color: transparent !important;
        box-shadow: none !important;
        border: none !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    #reiseplan-anzeige {
        padding: 20px !important;
    }

    #reiseplan-anzeige h3, #reiseplan-anzeige h4 {
        color: #000 !important;
        page-break-after: avoid;
    }
    #reiseplan-anzeige p, #reiseplan-anzeige ul, #reiseplan-anzeige ol, #reiseplan-anzeige li {
        color: #000 !important;
        page-break-inside: avoid;
    }
    #reiseplan-anzeige .plan-abschnitt {
        border: none !important;
        margin-bottom: 15px !important;
        page-break-inside: avoid;
    }
    .image-search-link {
        text-decoration: none !important;
        color: var(--primary-color) !important;
        border: none !important;
    }
    .image-search-link::before {
        content: "🖼️ (Link)";
        margin-right: 3px;
    }
}