:root {
    --main-bg: linear-gradient(135deg, #1a002b 0%, #2d0147 100%);
    --card-bg: #2d0147ee;
    --accent: #a259f7;
    --accent2: #d1a4ff;
    --accent3: #ffb86b;
    --accent4: #ff4d6d;
    --text: #f3eaff;
    --input-bg: #3a1857;
    --input-border: #a259f7;
    --input-focus: #ffb86b;
    --error: #ff4d6d;
    --shadow: 0 4px 32px #0005;
}
body {
    background: var(--main-bg);
    color: var(--text);
    font-family: 'Roboto', Arial, sans-serif;
    margin: 0;
    min-height: 100vh;
    background-attachment: fixed;
}
.container {
    width: 80vw;
    max-width: 1200px;
    margin: 40px auto;
    background: var(--card-bg);
    border-radius: 22px;
    box-shadow: var(--shadow);
    padding: 36px 28px 28px 28px;
    border: 1.5px solid var(--accent2);
    position: relative;
}
h1 {
    color: var(--accent);
    text-align: center;
    margin-bottom: 22px;
    font-size: 2.1rem;
    letter-spacing: 1px;
    text-shadow: 0 2px 12px #0006;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}
label {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    margin-bottom: 5px;
    font-weight: 700;
    color: var(--accent2);
    font-size: 1.04rem;
}
input, select, textarea {
    width: 100%;
    padding: 10px 12px;
    border-radius: 9px;
    border: 1.5px solid var(--input-border);
    background: var(--input-bg);
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 8px;
    box-sizing: border-box;
    transition: border 0.2s, box-shadow 0.2s;
}
input:focus, select:focus, textarea:focus {
    border: 1.5px solid var(--input-focus);
    outline: none;
    box-shadow: 0 0 0 2px var(--accent3)33;
}
input[type="password"] {
    letter-spacing: 2px;
}
button {
    width: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent3));
    color: #fff;
    border: none;
    border-radius: 9px;
    padding: 14px;
    font-size: 1.13rem;
    font-weight: 700;
    margin-top: 22px;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s, transform 0.1s;
    box-shadow: 0 2px 12px #0003;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
button:hover, button:focus {
    background: linear-gradient(90deg, var(--accent3), var(--accent));
    box-shadow: 0 4px 18px #a259f799;
    transform: translateY(-2px) scale(1.03);
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr !important;
    gap: 18px 24px;
}
.form-group {
    display: flex;
    flex-direction: column;
}
.form-group-full {
    grid-column: 1 / -1 !important;
}
.model-info {
    margin-top: 7px;
    background: linear-gradient(120deg, #3a1857 60%, #a259f71a 100%);
    border-radius: 14px;
    padding: 18px 22px 14px 22px;
    color: var(--text);
    font-size: 1.08rem;
    min-height: 36px;
    border: 1.5px solid var(--accent2);
    box-sizing: border-box;
    box-shadow: 0 2px 10px #0002;
    margin-bottom: 2px;
    transition: background 0.2s, border 0.2s;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.model-info .model-title {
    color: var(--accent3);
    font-size: 1.18em;
    font-weight: bold;
    margin-bottom: 2px;
}
.model-info .model-desc {
    color: var(--accent2);
    font-size: 1.01em;
    margin-bottom: 6px;
}
.model-info .model-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 6px;
}
.model-info .model-table th,
.model-info .model-table td {
    padding: 4px 8px;
    text-align: left;
    font-size: 0.98em;
}
.model-info .model-table th {
    color: var(--accent3);
    font-weight: 700;
    border-bottom: 1px solid var(--accent2);
}
.model-info .model-table td {
    color: var(--text);
}
.model-info .context {
    color: var(--accent4);
    font-size: 1.01em;
    font-weight: 600;
    margin-top: 2px;
}
.result {
    margin-top: 32px;
    background: linear-gradient(90deg, #2d0147cc 80%, #a259f71a 100%);
    border-left: 5px solid var(--accent3);
    padding: 22px 18px 18px 18px;
    border-radius: 12px;
    font-size: 1.13rem;
    word-break: break-word;
    box-shadow: 0 2px 12px #0003;
    animation: fadein 0.5s;
}
@keyframes fadein {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: none; }
}
.error {
    color: var(--error);
    margin-top: 12px;
    text-align: center;
    font-weight: 600;
    letter-spacing: 0.5px;
}
::-webkit-scrollbar {
    width: 10px;
    background: #2d0147;
}
::-webkit-scrollbar-thumb {
    background: var(--accent2);
    border-radius: 8px;
}
@media (max-width: 900px) {
    .container { max-width: 98vw; width: 98vw; }
    .form-group-full { grid-column: 1 / 2; }
}
@media (max-width: 600px) {
    .container { padding: 10px 2vw; width: 99vw; }
    h1 { font-size: 1.3rem; }
    .result { font-size: 1rem; padding: 14px 7px 10px 10px; }
    .model-info { font-size: 0.97rem; padding: 8px 7px 7px 10px; }
    button { font-size: 1rem; padding: 10px; }
    textarea#user_input {
        min-height: 90px;
        max-height: 260px;
        height: auto;
        font-size: 1.08rem;
        width: 100vw;
        margin-left: -2vw;
        margin-right: -2vw;
        box-sizing: border-box;
        overflow-y: auto;
        resize: none;
        transition: height 0.15s;
    }
    .history-list li {
        max-width: 90vw;
        font-size: 1.08rem;
    }
}
.waterfall-prompt {
    background: linear-gradient(90deg, #2d0147cc 80%, #a259f71a 100%);
    border-left: 4px solid var(--accent3);
    border-radius: 10px;
    box-shadow: 0 4px 18px #a259f755, 0 1px 6px #0002;
    margin: 24px 0 0 0;
    padding: 18px 20px 18px 20px;
    font-size: 1.08rem;
    word-break: break-word;
    position: relative;
    min-height: 32px;
    animation: fadein 0.5s;
    max-width: 650px;
    width: fit-content;
    display: block;
    border: 2px solid #a259f7;
}
.waterfall {
    will-change: scroll-position, contents;
}
.copy-btn {
    position: absolute;
    top: 8px;
    right: 10px;
    background: none;
    color: var(--accent2);
    border: none;
    border-radius: 50%;
    padding: 5px;
    font-size: 1.15em;
    cursor: pointer;
    box-shadow: none;
    transition: background 0.18s, color 0.18s, transform 0.1s;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}
.copy-btn:hover, .copy-btn:focus {
    background: var(--accent2);
    color: #fff;
    transform: scale(1.18);
}

/* Verlauf als animierte Buttons, nur so breit wie der Text */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    align-items: flex-start;
}
.history-list li {
    display: inline-block;
    padding: 10px 16px;
    cursor: pointer;
    font-size: 1.01rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    background: none;
    border-radius: 7px;
    margin: 4px 8px 4px 8px;
    transition: background 0.18s, color 0.18s, transform 0.13s, box-shadow 0.18s;
    border: none;
    outline: none;
    box-shadow: 0 1px 4px #0001;
    color: var(--accent2);
    font-weight: 600;
    letter-spacing: 0.2px;
    position: relative;
    min-width: 0;
    max-width: 90vw;
}
.history-list li.active, .history-list li:hover {
    background: linear-gradient(90deg, var(--accent2) 60%, var(--accent3) 100%);
    color: #2d0147;
    transform: scale(1.04);
    box-shadow: 0 2px 10px #a259f755;
}
.lang-switch {
    position: absolute;
    top: 14px;
    right: 14px;
    z-index: 1000;
    padding: 0;
    width: 38px;
    height: 38px;
    font-size: 1.08rem;
    border-radius: 50%;
    background: linear-gradient(90deg, #a259f7, #ffb86b);
    color: #fff;
    border: none;
    box-shadow: 0 2px 8px #0003;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Roboto', Arial, sans-serif;
    font-weight: 700;
    letter-spacing: 1px;
    transition: background 0.18s, transform 0.13s;
}
.lang-switch:hover, .lang-switch:focus {
    background: linear-gradient(90deg, #ffb86b, #a259f7);
    transform: scale(1.08);
} 

/* Einstellungen Sidebar (rechts ausklappbar) */
.settings-sidebar {
    position: fixed;
    top: 0;
    right: -360px;
    width: 360px;
    height: 100vh;
    background: #2d0147;
    border-left: 1.5px solid var(--accent2);
    box-shadow: -4px 0 24px #0007;
    transition: right 0.25s ease;
    z-index: 2000;
    padding: 16px 16px 18px 16px;
    box-sizing: border-box;
}
.settings-sidebar.open { right: 0; }
.settings-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.settings-header h3 {
    margin: 0;
    color: var(--accent2);
    display: flex;
    align-items: center;
    gap: 8px;
}
.settings-close {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    border: 1px solid var(--accent2);
    background: transparent;
    color: var(--accent2);
    cursor: pointer;
}
.settings-content label { margin-top: 12px; }
.settings-save {
    margin-top: 14px;
}
.settings-toggle {
    position: fixed;
    right: 16px;
    bottom: 16px;
    z-index: 2100;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(90deg, var(--accent), var(--accent3));
    color: #fff;
    border: 1px solid var(--accent2);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 18px #0006;
}

/* Verlauf: Controls und Tabs */
.history-controls {
    display: flex;
    gap: 8px;
    padding: 0 8px;
    margin: 6px 0 2px 0;
}
.icon-btn {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: linear-gradient(90deg, var(--accent2), var(--accent3));
    color: #2d0147;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 1px 6px #0003;
    transition: transform 0.12s, filter 0.12s;
}
.icon-btn:hover, .icon-btn:focus { transform: scale(1.06); filter: brightness(1.05); }

.history-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    padding: 6px 8px 2px 8px;
}
.history-tabs .tab {
    padding: 6px 10px;
    background: transparent;
    border: 1px solid var(--accent2);
    color: var(--accent2);
    border-radius: 8px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: background 0.18s, color 0.18s, transform 0.12s, border 0.18s;
}
.history-tabs .tab.active,
.history-tabs .tab:hover {
    background: linear-gradient(90deg, var(--accent2) 60%, var(--accent3) 100%);
    color: #2d0147;
    border-color: transparent;
    transform: translateY(-1px);
}