@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes slideInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes typing-bounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-4px); }
}
:root {
    --main-font: 'Tomorrow', sans-serif;
    --border-radius: 8px;
    --transition-speed: 0.3s;
}
*, *::before, *::after {
    box-sizing: border-box;
}
body.dark-mode {
    --bg-color: #121212;
    --surface-color: #1e1e1e;
    --text-color: #e0e0e0;
    --text-muted-color: #888;
    --primary-color: #3A86FF;
    --primary-hover-color: #0062E0;
    --border-color: #333;
    --input-bg-color: #282828;
}
body.light-mode {
    --bg-color: #f5f5f5;
    --surface-color: #ffffff;
    --text-color: #1e1e1e;
    --text-muted-color: #757575;
    --primary-color: #3A86FF;
    --primary-hover-color: #0058CC;
    --border-color: #e0e0e0;
    --input-bg-color: #f0f0f0;
}
body {
    font-family: var(--main-font);
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 60px 20px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    min-height: 100vh;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}
[v-cloak] { display: none; }
.logo-header {
    position: absolute; top: 25px; left: 50%; transform: translateX(-50%); z-index: 1000;
}
.logo-header img { height: 40px; width: auto; }
body.light-mode .logo-header img {
    filter: invert(1);
}
.form-container {
    width: 500px;
    background-color: var(--surface-color);
    padding: 25px 60px;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    margin-top: 20px;
    position: relative;
    transition: background-color var(--transition-speed), border-color var(--transition-speed);
    animation: fadeIn 0.6s ease-out;
}
.theme-switcher button {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-muted-color);
    padding: 8px 12px;
    cursor: pointer;
    border-radius: var(--border-radius);
    font-family: var(--main-font);
    transition: all var(--transition-speed);
}
.theme-switcher button:hover {
    color: var(--text-color);
    border-color: var(--primary-color);
}
.captcha-wrapper h2, .agreement-screen h2 {
    font-size: 1.8em; letter-spacing: 1px; margin-bottom: 15px;
}
.agreement-screen p { color: var(--text-muted-color); }
.agreement-screen hr { border: none; height: 1px; background-color: var(--border-color); margin: 25px 0; }
.agreement-check { margin-bottom: 25px; }
.success-message h2 { font-size: 2em; color: var(--primary-color); }
.form-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}
.progress-bar-container {
    height: 10px;
    background-color: var(--input-bg-color);
    border-radius: 4px;
    overflow: hidden;
    flex-grow: 1;
}
.progress-bar {
    height: 100%;
    background-color: var(--primary-color);
    border-radius: 4px;
    transition: width 0.5s ease-in-out;
}
.form-page {
    animation: slideInUp 0.5s ease-out;
    overflow: hidden;
}
.form-step {
    display: grid;
    grid-template-columns: 1fr;
    margin-bottom: 35px;
}
.form-step > label {
    font-size: 1.1em;
    font-weight: 700;
    margin-bottom: 8px;
}
.sub-label {
    font-size: 0.9em;
    color: var(--text-muted-color);
    margin-top: -5px;
    margin-bottom: 15px;
}
input[type="text"], textarea {
    background: var(--input-bg-color);
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 15px;
    font-size: 1em;
    font-family: var(--main-font);
    width: 100%;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed);
}
input[type="text"]::placeholder, textarea::placeholder {
    color: var(--text-muted-color);
    opacity: 0.8;
}
input[type="text"]:focus, textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary-color) 20%, transparent);
}
.btn {
    padding: 15px 30px;
    border: none;
    border-radius: var(--border-radius);
    background-color: var(--primary-color);
    color: #fff;
    font-size: 1.1em;
    font-family: var(--main-font);
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    margin-top: 10px;
}
.btn:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px color-mix(in srgb, var(--primary-color) 30%, transparent);
    background-color: var(--primary-hover-color);
}
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}
.btn-block {
    display: block;
    width: 100%;
}
.btn.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-muted-color);
    box-shadow: none;
}
.btn.btn-secondary:not(:disabled):hover {
    transform: translateY(-2px);
    background-color: var(--input-bg-color);
    color: var(--text-color);
    border-color: var(--text-color);
    box-shadow: none;
}
.btn-icon-text {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.icon {
    display: inline-block;
    width: 1.1em;
    height: 1.1em;
    background-color: currentColor;
    -webkit-mask-image: var(--icon-url);
    mask-image: var(--icon-url);
    -webkit-mask-size: contain;
    mask-size: contain;
    -webkit-mask-repeat: no-repeat;
    mask-repeat: no-repeat;
    -webkit-mask-position: center;
    mask-position: center;
}
.color-picker-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}
.color-picker-wrapper input[type="text"] {
    padding-right: 50px;
}
.color-picker-icon {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    width: 35px;
    height: 35px;
    opacity: 0.9;
    transition: all var(--transition-speed);
    padding: 6px;
    border-radius: 50%;
    background-color: color-mix(in srgb, var(--surface-color) 50%, var(--bg-color) 50%);
}
body.dark-mode .color-picker-icon {
    filter: invert(1);
}
.color-picker-icon:hover {
    opacity: 1;
    background-color: color-mix(in srgb, var(--surface-color) 70%, var(--bg-color) 30%);
}
.color-picker-hidden {
    visibility: hidden;
    position: absolute;
    width: 0;
    height: 0;
}
.options-group {
    margin-top: 10px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
}
.option {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    padding: 10px 15px;
    background-color: var(--input-bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
    position: relative;
}
.option:hover {
    border-color: var(--primary-color);
}
.option input {
    opacity: 0;
    width: 0;
    height: 0;
    position: absolute;
}
.custom-option-indicator {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    margin-right: 12px;
    transition: all var(--transition-speed);
    flex-shrink: 0;
    position: relative;
}
.option-label {
    font-weight: normal;
    transition: all var(--transition-speed);
}
.option:hover .custom-option-indicator {
    border-color: var(--primary-color);
}
.option input:checked ~ .option-label {
    color: var(--primary-color);
    font-weight: 700;
}
.option input[type="checkbox"] ~ .custom-option-indicator {
    border-radius: 5px;
}
.option input[type="radio"] ~ .custom-option-indicator {
    border-radius: 50%;
}
.option input[type="checkbox"]:checked ~ .custom-option-indicator {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3e%3cpath d='M20 6L9 17l-5-5'/%3e%3c/svg%3e");
    background-size: 70%;
    background-repeat: no-repeat;
    background-position: center;
}
.option input[type="radio"]:checked ~ .custom-option-indicator {
    border-color: var(--primary-color);
}
.custom-option-indicator::after {
    content: '';
    display: block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--primary-color);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    transition: all var(--transition-speed);
}
.option input[type="radio"]:checked ~ .custom-option-indicator::after {
    transform: translate(-50%, -50%) scale(1);
}
input[type="file"] {
    background-color: var(--input-bg-color);
    border: 1px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 10px;
    color: var(--text-muted-color);
    transition: border-color var(--transition-speed);
    width: 100%;
    text-align: center;
}
input[type="file"]:hover {
    border-color: var(--primary-color);
}
input[type="file"]::file-selector-button {
    background: var(--primary-color);
    border: none;
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    font-family: var(--main-font);
    font-weight: 700;
    cursor: pointer;
    transition: background-color var(--transition-speed);
    background-image: url("https://dopamineteam.de/wp-content/uploads/2025/03/file-plus.svg");
    background-repeat: no-repeat;
    background-size: 1.1em;
    background-position: right 15px center;
    padding-right: 40px;
}
input[type="file"]::file-selector-button:hover {
    background-color: var(--primary-hover-color);
}
.navigation-buttons {
    margin-top: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

/* --- AI Chat Assistant Styles --- */
.ai-chat-container {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 1010;
}
.ai-fab {
    width: 56px;
    height: 56px;
    background-color: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    cursor: pointer;
    transition: transform 0.2s ease-out;
}
.ai-fab:hover {
    transform: scale(1.1);
}
.ai-fab .icon {
    width: 28px;
    height: 28px;
}
.ai-chat-modal {
    position: absolute;
    bottom: 70px;
    left: 0;
    width: 370px;
    height: 550px;
    max-height: 80vh;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 25px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: opacity 0.3s, transform 0.3s;
    transform-origin: bottom left;
}
.ai-chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}
.ai-chat-header h3 {
    margin: 0;
    font-size: 1.1em;
}
.ai-close-btn {
    background: none;
    border: none;
    color: var(--text-muted-color);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
    padding: 0 5px;
}
.ai-chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.ai-chat-messages .message {
    padding: 10px 15px;
    border-radius: 18px;
    max-width: 85%;
    line-height: 1.5;
}
.ai-chat-messages .message p {
    margin: 0;
}
.message.message-user {
    background-color: var(--primary-color);
    color: #fff;
    margin-left: auto;
    border-bottom-right-radius: 4px;
}
.message.message-assistant {
    background-color: var(--input-bg-color);
    color: var(--text-color);
    margin-right: auto;
    border-bottom-left-radius: 4px;
}
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 10px 0;
}
.typing-indicator span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--text-muted-color);
    animation: typing-bounce 1.2s infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
.ai-chat-footer {
    padding: 10px;
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}
.ai-input-form {
    display: flex;
    gap: 10px;
    align-items: center;
}
.ai-attach-btn {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-muted-color);
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}
.ai-attach-btn:hover {
    color: var(--primary-color);
}
.ai-attach-btn .icon {
    width: 22px;
    height: 22px;
}
.ai-input-form textarea {
    flex-grow: 1;
    border: 1px solid var(--border-color);
    background-color: var(--input-bg-color);
    border-radius: 18px;
    padding: 10px 15px;
    font-family: var(--main-font);
    color: var(--text-color);
    resize: none;
    height: 40px;
    max-height: 100px;
    overflow-y: auto;
}
.ai-input-form button {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.ai-input-form button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
.ai-input-form button .icon {
    width: 24px;
    height: 24px;
}

/* --- Responsive & Media Queries --- */
@media (max-width: 768px) {
    body {
        padding: 20px 0;
        align-items: flex-start;
    }
    .logo-header {
        position: static;
        transform: none;
        margin-bottom: 10px;
        text-align: center;
    }
    .form-container {
        width: auto;
        margin: 0 15px;
        padding: 25px;
        box-shadow: none;
        border: 1px solid var(--border-color);
    }
    .form-top-bar {
        align-items: center;
    }
    .form-top-bar .progress-bar-container {
        width: 55%;
        flex-grow: 0;
    }
    .captcha-wrapper h2, .agreement-screen h2 {
        font-size: 1.4em;
    }
    .form-step > label {
        font-size: 1em;
    }
    .btn {
        padding: 12px 18px;
        font-size: 1em;
    }
    .navigation-buttons {
        flex-direction: row;
        gap: 15px;
    }
    .navigation-buttons .btn {
        flex-grow: 1;
        width: auto;
    }
    .navigation-buttons .btn.btn-secondary {
        flex-grow: 0;
        padding: 12px;
        width: auto;
    }
}
@media (max-width: 480px) {
    body {
        padding: 15px 5px;
    }
    .form-container {
        margin: 0 10px;
        padding: 20px 15px;
    }
    .form-top-bar {
        flex-direction: column;
        gap: 15px;
        margin-bottom: 25px;
    }
     .form-top-bar .progress-bar-container {
        width: 100%;
    }
    .btn {
        font-size: 0.9em;
    }
    .option {
        padding: 8px 12px;
        font-size: 0.9em;
    }
    .ai-chat-container {
        bottom: 10px;
        left: 10px;
        right: 10px;
        width: auto;
    }
    .ai-chat-modal {
        width: 100%;
        left: 0;
        bottom: 65px;
    }
}

.mandatory-indicator {
    display: inline-block;
    margin-left: 8px;
    padding: 2px 6px;
    font-size: 10px;
    font-weight: bold;
    color: #ff4d4d;
    background-color: rgba(255, 77, 77, 0.1);
    border: 1px solid rgba(255, 77, 77, 0.4);
    border-radius: 4px;
    vertical-align: middle;
    text-transform: uppercase;
}