/* ============================================================
 * css/perceptron-playground.css
 * Hub- und Level-spezifische Styles für den Perzeptron Playground.
 * Ergänzt css/perceptron.css (gemeinsame Panel/Layout-Styles).
 * @author Alexander Wolf
 * ============================================================ */

.perceptron-v3-hub-page {
    min-height: 100vh;
    color: #fff;
    overflow-y: auto;
}

.v3-hub-header {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 12px;
    align-items: center;
    padding: 14px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(10, 15, 30, 0.75);
    backdrop-filter: blur(8px);
}

.v3-hub-title-wrap {
    text-align: center;
}

.v3-hub-title {
    margin: 0;
    font-size: clamp(1.1rem, 2.2vw, 1.6rem);
    letter-spacing: 0.03em;
}

.v3-hub-subtitle {
    margin: 4px 0 0;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.92rem;
}

.v3-hub-main {
    max-width: 1180px;
    margin: 0 auto;
    padding: 18px 18px 90px;
}

.v3-progress-panel {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    background: rgba(21, 31, 57, 0.65);
    padding: 12px 14px;
}

.v3-progress-label {
    margin: 0;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.6);
}

.v3-progress-value {
    margin: 2px 0 0;
    font-size: 0.95rem;
}

.v3-level-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.v3-level-card {
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 12px;
    overflow: hidden;
    background: rgba(16, 24, 45, 0.75);
    transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.v3-level-card[role='button'] {
    cursor: pointer;
}

.v3-level-card[role='button']:hover,
.v3-level-card[role='button']:focus-visible {
    transform: translateY(-2px);
    border-color: rgba(53, 157, 255, 0.6);
    box-shadow: 0 10px 24px rgba(16, 25, 48, 0.45);
}

.v3-level-card.is-locked {
    opacity: 0.62;
}

.v3-level-card.is-completed {
    border-color: rgba(76, 201, 136, 0.7);
}

.v3-level-card-image {
    width: 100%;
    height: 220px;
    object-fit: contain;
    display: block;
    background: rgba(6, 12, 24, 0.55);
}

.v3-level-card-body {
    padding: 12px;
}

.v3-level-card-meta {
    margin: 0;
    font-size: 0.73rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.58);
}

.v3-level-card-title {
    margin: 4px 0 0;
    font-size: 1.02rem;
}

.v3-level-card-goal {
    margin: 8px 0 10px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 0.84rem;
    min-height: 38px;
}

.v3-level-card-badge {
    font-size: 0.74rem;
    border: 1px solid rgba(255, 255, 255, 0.26);
    border-radius: 999px;
    padding: 4px 8px;
    display: inline-block;
}

.perceptron-v3-level-page .v3-level-header {
    display: grid;
    grid-template-columns: auto auto 1fr auto auto;
    gap: 10px;
    align-items: center;
    padding: 8px 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(10, 15, 30, 0.72);
}

.v3-level-header-icon {
    width: 112px;
    height: 36px;
    object-fit: cover;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    justify-self: end;
}

.v3-mini-plot {
    margin-top: 10px;
    height: 170px;
    width: 170px;
    flex: 0 0 170px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 8px;
    overflow: hidden;
    background: rgba(8, 14, 26, 0.55);
}

.v3-control-layout {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.v3-control-layout .v3-mini-plot {
    margin-left: auto;
}

.perceptron-v3-level-page .v3-manual-result {
    margin-top: 8px;
    min-height: 34px;
}

.v3-level-badge {
    margin: 0;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.68);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.v3-level-title {
    margin: 0;
    font-size: 1rem;
}

.v3-level-main {
    display: grid;
    grid-template-columns: 44fr 56fr;
    gap: 10px;
    height: calc(100vh - 62px);
    padding: 10px;
}

.v3-left-col,
.v3-right-col {
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.v3-panel {
    border: 1px solid var(--border-color, #2f3b56);
    border-radius: 10px;
    background: rgba(15, 21, 38, 0.8);
    overflow: hidden;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

.v3-panel-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 8px 10px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.86rem;
    font-weight: 700;
}

.v3-panel-body {
    padding: 10px;
    min-height: 0;
    overflow: auto;
}

.v3-mission-image {
    width: 100%;
    max-height: 260px;
    object-fit: contain;
    background: rgba(6, 12, 24, 0.55);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 10px;
}

.v3-derivation-block {
    margin-top: 10px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 8px;
    background: rgba(9, 15, 27, 0.45);
}

.v3-mission-title {
    margin: 0;
    font-size: 0.98rem;
}

.v3-mission-copy {
    margin: 8px 0 0;
    color: rgba(255, 255, 255, 0.77);
    font-size: 0.86rem;
    line-height: 1.45;
}

.perceptron-v3-level-page #scenarioInfo:empty {
    display: none;
}

/* Links im Briefing: heller Kontrast auf dunklem Hintergrund (WCAG) */
.briefing-focus a,
.v3-derivation-block a {
    color: var(--color-link-on-dark, #58b4f0);
    text-decoration: underline;
}

.briefing-focus a:hover,
.briefing-focus a:focus-visible,
.v3-derivation-block a:hover,
.v3-derivation-block a:focus-visible {
    color: var(--color-link-on-dark-hover, #7dc8ff);
}

/* Formel-Anzeigen in Briefing und Herleitung */
.v3-briefing-formula,
.v3-derivation-formula,
.v3-derivation-y-form {
    font-family: var(--font-mono, 'Courier New', monospace);
    font-size: 0.9rem;
    margin: 8px 0;
}

.v3-derivation-note {
    margin-top: 10px;
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.68);
}

.v3-derivation-step-row {
    display: flex;
    align-items: stretch;
    gap: 8px;
    flex-wrap: wrap;
    margin: 8px 0;
}

.v3-derivation-step-index {
    min-width: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.82);
}

.v3-derivation-step-box {
    flex: 1 1 220px;
    margin: 0;
}

.v3-completion-link-row {
    margin-top: 8px;
    font-size: 0.86rem;
}

.v3-completion-link-row a {
    font-weight: 700;
}

.v3-control-group {
    margin-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 10px;
}

.v3-epoch-inline {
    margin-top: 6px;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.82);
    font-variant-numeric: tabular-nums;
}

.v3-hidden {
    display: none !important;
}

.v3-tab-buttons {
    display: flex;
    gap: 4px;
    flex-wrap: nowrap;
    flex: 1 1 auto;
    min-width: 0;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}

.v3-tab-buttons .tab-btn {
    flex: 0 0 auto;
}

.v3-epilog {
    margin-top: 12px;
    border: 1px solid rgba(88, 196, 255, 0.45);
    border-radius: 10px;
    padding: 12px;
    background: rgba(16, 32, 58, 0.8);
}

.v3-epilog h3 {
    margin: 0;
    font-size: 0.95rem;
}

.v3-epilog p {
    margin: 8px 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.86rem;
}

.v3-epilog-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.v3-confidence-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
    border-radius: 8px;
    opacity: 0.34;
}

.v3-plot-wrap {
    position: relative;
    min-height: 360px;
    max-height: 420px;
    overflow: hidden;
}

#chart3DContainer:not(.v3-hidden) {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    min-height: 600px;
}

#tab-viz:has(#chart3DContainer:not(.v3-hidden)) {
    position: relative;
    display: flex;
    flex-direction: column;
}

#tab-viz:has(#chart3DContainer:not(.v3-hidden)) .v3-plot-wrap {
    display: none;
}

#plotContainer.plot-wrapper {
    min-height: 360px;
    max-height: 420px;
}

#plotContainer.plot-wrapper canvas {
    display: block;
    max-height: 420px;
}

.v3-data-split-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.v3-data-split-row input[type='range'] {
    flex: 1;
}

.perceptron-v3-level-page #tab-stats {
    gap: 10px;
    overflow-y: auto;
}

.perceptron-v3-level-page #errorChartContainer,
.perceptron-v3-level-page #accuracyChartContainer {
    flex: 0 0 220px;
    min-height: 220px;
}

/* ================================================================================
 * LEVEL 5 — Analysis tab, protocol table, scan chart
 * ================================================================================ */

.v3-level5-analysis {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.v3-level5-panel-header,
.v3-level5-scan-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.v3-level5-panel-header h3,
.v3-level5-scan-header h3 {
    margin: 0;
    font-size: 14px;
}

.v3-level5-table-wrap {
    overflow-x: auto;
}

.v3-level5-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.v3-level5-table th,
.v3-level5-table td {
    padding: 6px 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: left;
}

.v3-level5-table tbody tr:last-child td {
    border-bottom: 0;
}

.v3-level5-scan-hint {
    margin: 4px 0;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.85);
}

.v3-level5-scan-chart {
    min-height: 240px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    background: rgba(8, 14, 26, 0.55);
}

.v3-level5-scan-controls {
    display: grid;
    grid-template-columns: auto 1fr auto 1fr;
    gap: 6px 8px;
    align-items: center;
}

.v3-level5-scan-controls label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.v3-level5-scan-controls input[type='number'] {
    width: 100%;
}

.v3-level5-scan-controls input[type='checkbox'] {
    justify-self: start;
}

/* Scan mode pills */
.v3-scan-mode-pills {
    display: flex;
    gap: 4px;
    margin-bottom: 4px;
}

.v3-scan-pill {
    flex: 1;
    padding: 6px 8px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.6);
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.15s, color 0.15s, border-color 0.15s;
    text-align: center;
    white-space: nowrap;
}

.v3-scan-pill:hover {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.85);
}

.v3-scan-pill.active {
    background: rgba(52, 152, 219, 0.2);
    border-color: rgba(52, 152, 219, 0.5);
    color: #58c4ff;
}

.v3-scan-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.v3-scan-intro {
    margin: 0;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

.v3-scan-stats {
    padding: 8px 10px;
    border-radius: 6px;
    background: rgba(46, 204, 113, 0.08);
    border: 1px solid rgba(46, 204, 113, 0.25);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    font-variant-numeric: tabular-nums;
}

.v3-scan-stats .stat-highlight {
    color: #2ecc71;
    font-weight: 700;
}

.perceptron-v3-level-page #tab-stats .chart-2d__canvas,
.perceptron-v3-level-page #tab-analysis-log .chart-2d__canvas,
.perceptron-v3-level-page #tab-analysis-scan .chart-2d__canvas {
    display: block;
}

@media (max-width: 700px) {
    .perceptron-v3-level-page #errorChartContainer,
    .perceptron-v3-level-page #accuracyChartContainer {
        flex-basis: 180px;
        min-height: 180px;
    }

    .v3-level5-panel-header,
    .v3-level5-scan-header {
        flex-direction: column;
        align-items: stretch;
    }

    .v3-level5-scan-controls {
        grid-template-columns: 1fr 1fr;
    }
}

.perceptron-v3-level-page #archContainer.arch-wrapper {
    min-height: 0;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.perceptron-v3-level-page #archContainer .arch-svg {
    width: 100%;
    max-width: 100%;
    height: auto;
    display: block;
    vertical-align: top;
}

/* Perceptron arch diagram input fields */
.pv2-input-field {
    width: 40px;
    height: 24px;
    background: transparent;
    border: 0;
    border-radius: 999px;
    color: #dbe9ff;
    text-align: center;
    font-size: 12px;
    font-weight: 700;
    outline: none;
    padding: 0;
    -moz-appearance: textfield;
}

.pv2-input-field:focus {
    background: rgba(83, 166, 255, 0.16);
}

.pv2-input-field::-webkit-inner-spin-button,
.pv2-input-field::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.is-highlighted {
    position: relative;
    z-index: 2;
    outline: 3px solid rgba(88, 196, 255, 1);
    outline-offset: 3px;
    box-shadow:
        0 0 0 4px rgba(88, 196, 255, 0.4),
        0 0 24px rgba(88, 196, 255, 0.5),
        inset 0 0 20px rgba(88, 196, 255, 0.08);
    border-radius: 6px;
    transition: outline-color 200ms ease, box-shadow 200ms ease;
}

.tab-btn.is-highlighted,
.btn.is-highlighted {
    background: rgba(88, 196, 255, 0.2) !important;
    box-shadow:
        0 0 0 2px rgba(88, 196, 255, 1),
        0 0 16px rgba(88, 196, 255, 0.6);
}

.briefing-focus.is-highlighted {
    background: rgba(88, 196, 255, 0.06);
    border: 2px solid rgba(88, 196, 255, 0.6);
    border-radius: 8px;
    padding: 12px;
    margin: 8px 0;
    box-shadow:
        0 0 0 2px rgba(88, 196, 255, 0.3),
        0 0 20px rgba(88, 196, 255, 0.25);
}

.is-dimmed {
    opacity: 0.5;
    transition: opacity 200ms ease;
}

.ui-pulse {
    animation: uiPulse 1.4s ease-in-out infinite;
}

.is-interaction-disabled {
    opacity: 0.75;
    pointer-events: none;
    position: relative;
}

.is-interaction-disabled::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.08);
    border-radius: 4px;
    pointer-events: none;
}

#archContainer [data-role].is-highlighted {
    filter: drop-shadow(0 0 12px rgba(88, 196, 255, 0.9))
            drop-shadow(0 0 24px rgba(88, 196, 255, 0.5));
    stroke: rgba(88, 196, 255, 0.8);
}

#archContainer .pv2-layer.is-highlighted {
    filter: drop-shadow(0 0 16px rgba(88, 196, 255, 0.85));
}

@keyframes uiPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.04); }
}

.briefing-actions {
    margin-top: 14px;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.briefing-actions .btn {
    min-width: 120px;
}

/* ================================================================================
 * TAKE HOME MESSAGE — Spezifische Styling für Perzeptron Playground
 * ================================================================================ */

.perceptron-v3-level-page .take-home-message {
    padding: 14px 16px;
    margin: 14px 0;
    border-left: 4px solid rgba(102, 217, 130, 0.6);
    border-radius: 8px;
    background: linear-gradient(
        90deg,
        rgba(46, 204, 113, 0.15) 0%,
        rgba(46, 204, 113, 0.06) 100%
    );
    color: #66d982;
    font-weight: 700;
    font-size: 0.96rem;
    line-height: 1.6;
    box-shadow: 0 2px 8px rgba(46, 204, 113, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.perceptron-v3-level-page .take-home-message:hover {
    border-left-color: #66d982;
    box-shadow: 0 6px 16px rgba(46, 204, 113, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.08);
    transform: translateX(3px);
    background: linear-gradient(
        90deg,
        rgba(46, 204, 113, 0.22) 0%,
        rgba(46, 204, 113, 0.12) 100%
    );
}

/* Take Home Message als Hervorhebung im Abschluss/Deep-Dive */
.v3-derivation-block .take-home-message,
#v3MissionHint.take-home-message {
    margin-top: 16px;
    padding: 16px;
    border-left-width: 5px;
    font-size: 0.98rem;
}

@media (prefers-color-scheme: dark) {
    .perceptron-v3-level-page .take-home-message {
        border-left-color: rgba(102, 217, 130, 0.7);
        background: linear-gradient(
            90deg,
            rgba(76, 201, 136, 0.2) 0%,
            rgba(76, 201, 136, 0.08) 100%
        );
        color: #7dd997;
    }

    .perceptron-v3-level-page .take-home-message:hover {
        border-left-color: #7dd997;
        box-shadow: 0 6px 16px rgba(76, 201, 136, 0.18),
                    inset 0 1px 0 rgba(255, 255, 255, 0.1);
        background: linear-gradient(
            90deg,
            rgba(76, 201, 136, 0.28) 0%,
            rgba(76, 201, 136, 0.14) 100%
        );
    }
}

@media (max-width: 1024px) {
    .v3-level-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .v3-level-main {
        grid-template-columns: 1fr;
        height: auto;
    }

    .v3-control-layout {
        flex-direction: column;
    }

    .v3-mini-plot {
        width: 100%;
        flex: 1 1 auto;
        margin-left: 0;
    }

    .perceptron-v3-level-page #archContainer.arch-wrapper {
        min-height: 0;
    }

    .v3-derivation-step-index {
        min-width: 100%;
        justify-content: flex-start;
    }

    .v3-derivation-step-box {
        flex-basis: 100%;
    }
}

/* ================================================================================
 * STEPPER CONTROLS — Schritt / Auto / Geschwindigkeit (Level 4)
 * ================================================================================ */

.v3-stepper-speed-wrap {
    display: flex;
    align-items: center;
    gap: var(--space-sm, 8px);
    margin-top: var(--space-sm, 8px);
    padding-top: var(--space-sm, 8px);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.v3-stepper-speed-label {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.75);
}

.v3-stepper-speed-slider {
    flex: 1;
    min-width: 80px;
    accent-color: var(--color-primary, #3498db);
}

.v3-stepper-speed-value {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.9);
    min-width: 3.5em;
}

/* Algorithmus-Reiter: Mathematische Regeln unter dem Pseudocode */
.algo-math-rules-wrap {
    margin-top: var(--space-md, 16px);
    padding: var(--space-sm, 8px) var(--space-md, 16px);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--border-radius, 6px);
    background: rgba(9, 15, 27, 0.45);
    font-family: var(--font-mono, 'Courier New', monospace);
    font-size: 0.85rem;
}

.algo-math-rules .algo-math-title {
    font-weight: 700;
    margin-bottom: var(--space-sm, 8px);
    color: rgba(255, 255, 255, 0.95);
}

.algo-math-rules .algo-math-row {
    margin: 4px 0;
    color: rgba(255, 255, 255, 0.85);
}

.algo-math-rules .algo-math-row strong {
    color: #7dc8ff;
}

@media (max-width: 700px) {
    .v3-level-grid {
        grid-template-columns: 1fr;
    }
}