/* ============================================================================
   Ansichten: Hauptmenü, Modul-Raster, Aufgabenbox, Tutorial-Panel, Rechtstexte
   ========================================================================== */

/* -------------------------------------------------------------- Hauptmenü */

.menu-intro {
    max-width: 760px;
    margin: 0 auto 32px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.menu-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px 24px;
    text-align: left;
    cursor: pointer;
    color: inherit;
    font: inherit;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all 0.25s ease;
    box-shadow: var(--shadow);
}

.menu-card:hover,
.menu-card:focus-visible {
    border-color: var(--primary-color);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), 0 0 22px rgba(34, 211, 238, 0.25);
    outline: none;
}

.menu-card h2 {
    font-size: 1.35rem;
    color: var(--primary-color);
    text-shadow: 0 0 8px var(--trace-glow);
}

.menu-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    flex-grow: 1;
}

.menu-icon {
    height: 70px;
    display: flex;
    align-items: center;
}

.menu-icon svg {
    width: 100%;
    height: 100%;
}

.mi-lamp { fill: var(--led-off); opacity: 0.4; }
.mi-lamp.on { fill: var(--led-on); opacity: 1; }
.mi-sw { fill: var(--switch-off); }
.mi-sw.on { fill: var(--switch-on); }
.mi-ring { fill: var(--card-bg); stroke: var(--border-color); stroke-width: 2.5; }
.mi-tick { fill: var(--led-off); opacity: 0.55; }
.mi-tick.active { fill: var(--primary-color); opacity: 1; }
.mi-pointer { stroke: var(--primary-color); stroke-width: 3.5; stroke-linecap: round; }
.mi-knob { fill: var(--surface-color); stroke: var(--trace-color); stroke-width: 1.5; }
.mi-text {
    fill: var(--accent-color);
    font-family: 'Courier New', monospace;
    font-size: 22px;
    font-weight: 700;
}
.mi-text.small { font-size: 14px; fill: var(--primary-color); }

.menu-badge {
    align-self: flex-start;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    background-color: var(--border-color);
    border-radius: 999px;
    padding: 4px 12px;
}

.menu-badge.complete {
    background-color: rgba(16, 185, 129, 0.2);
    color: var(--secondary-color);
}

.menu-footer-row {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}

/* ----------------------------------------------------------- Modul-Raster */

.module-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 30px;
    align-items: start;
}

@media (max-width: 1200px) {
    .module-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

/* -------------------------------------------------------------- Aufgaben */

.task-box {
    background-color: rgba(34, 211, 238, 0.08);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    padding: 20px;
    margin-top: 10px;
}

.task-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.task-head h3 {
    color: var(--primary-color);
    font-size: 1.15rem;
}

.task-progress {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.task-text {
    color: var(--text-primary);
    font-size: 1.05rem;
    margin-bottom: 18px;
}

.task-buttons {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    padding-top: 14px;
    border-top: 1px solid var(--border-color);
}

.task-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    background-color: var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.25s ease;
}

.task-btn:hover:not(.locked) {
    transform: scale(1.1);
}

.task-btn.completed {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--background-color);
    box-shadow: 0 0 12px var(--primary-color);
    font-size: 0;
}

.task-btn.completed::before {
    content: '✓';
    font-size: 18px;
    font-weight: bold;
}

.task-btn.current {
    border-color: var(--accent-color);
    border-width: 3px;
    background-color: rgba(251, 191, 36, 0.2);
    color: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-color);
}

.task-btn.locked {
    background-color: var(--surface-color);
    color: var(--text-secondary);
    cursor: not-allowed;
    opacity: 0.5;
}

.task-controls {
    display: flex;
    justify-content: center;
    margin-top: 16px;
}

/* --------------------------------------------------------------- Tutorial */

.tutorial-modal {
    width: 900px;
    max-width: 92vw;
}

.tutorial-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.tutorial-nav {
    display: flex;
    flex-direction: column;
    gap: 6px;
    border-right: 1px solid var(--border-color);
    padding-right: 16px;
}

.tutorial-nav-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    text-align: left;
    background: none;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 10px 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    line-height: 1.35;
}

.tutorial-nav-btn:hover {
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.04);
}

.tutorial-nav-btn.active {
    color: var(--primary-color);
    border-color: var(--primary-color);
    background-color: rgba(34, 211, 238, 0.1);
}

.tutorial-nav-num {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background-color: var(--border-color);
    color: var(--text-primary);
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tutorial-nav-btn.active .tutorial-nav-num {
    background-color: var(--primary-color);
    color: var(--background-color);
}

.tutorial-main h4 {
    color: var(--accent-color);
    font-size: 1.25rem;
    margin-bottom: 14px;
}

.tutorial-body {
    max-height: 52vh;
    overflow-y: auto;
    padding-right: 10px;
    color: var(--text-primary);
    line-height: 1.7;
}

.tutorial-body p {
    margin-bottom: 14px;
}

.tutorial-body ul {
    margin: 0 0 14px 22px;
}

.tutorial-body li {
    margin-bottom: 6px;
}

.tutorial-body code {
    font-family: var(--mono);
    background-color: rgba(0, 0, 0, 0.4);
    color: var(--primary-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.95em;
}

.tutorial-body strong {
    color: var(--text-primary);
}

.tut-table {
    border-collapse: collapse;
    font-family: var(--mono);
    font-size: 0.9rem;
    margin: 0 0 16px;
    width: 100%;
    display: block;
    overflow-x: auto;
    white-space: nowrap;
}

.tut-table th,
.tut-table td {
    border: 1px solid var(--border-color);
    padding: 6px 10px;
    text-align: center;
}

.tut-table th {
    background-color: var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
    text-align: right;
}

.tut-table td {
    color: var(--primary-color);
}

.tut-steps td:last-child {
    color: var(--accent-color);
    font-weight: 700;
}

.tut-result {
    background-color: rgba(0, 0, 0, 0.35);
    border-left: 3px solid var(--accent-color);
    padding: 10px 14px;
    border-radius: 0 8px 8px 0;
    font-family: var(--mono);
    margin-bottom: 16px;
}

.tut-formula {
    text-align: center;
    font-family: var(--mono);
    font-size: 1.15rem;
    color: var(--accent-color);
    background-color: rgba(0, 0, 0, 0.35);
    padding: 14px;
    border-radius: 8px;
    margin-bottom: 16px;
}

.tutorial-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.tutorial-step {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .tutorial-layout {
        grid-template-columns: minmax(0, 1fr);
    }
    .tutorial-nav {
        flex-direction: row;
        flex-wrap: wrap;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 0 0 12px;
    }
    .tutorial-nav-btn {
        font-size: 0;
        padding: 6px;
    }
    .tutorial-nav-num {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
    }
}

/* -------------------------------------------------------------- Hilfetext */

.help-explanation {
    color: var(--text-primary);
    line-height: 1.6;
    max-height: 60vh;
    overflow-y: auto;
}

.help-explanation h4 {
    color: var(--accent-color);
    margin: 18px 0 10px;
}

.help-steps {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.help-explanation .step {
    background-color: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 12px;
    font-size: 0.95rem;
}

.help-explanation .step-number {
    color: var(--primary-color);
    font-weight: 700;
    font-family: var(--mono);
    margin-right: 6px;
}

/* ------------------------------------------------------------ Rechtstexte */

.legal {
    max-width: 780px;
    margin: 0 auto;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 36px;
    box-shadow: var(--shadow);
}

.legal h2 {
    color: var(--primary-color);
    font-size: 1.6rem;
    margin-bottom: 24px;
    text-shadow: 0 0 8px var(--trace-glow);
}

.legal h3 {
    color: var(--accent-color);
    font-size: 1.05rem;
    margin: 24px 0 8px;
}

.legal p {
    color: var(--text-primary);
    margin-bottom: 12px;
    font-size: 0.98rem;
}

.legal a {
    color: var(--primary-color);
}

.legal-placeholder {
    color: var(--accent-color);
    background-color: rgba(251, 191, 36, 0.12);
    border: 1px dashed var(--accent-color);
    border-radius: 4px;
    padding: 1px 6px;
    font-family: var(--mono);
    font-size: 0.9em;
}

.legal-note {
    margin-top: 28px;
    padding: 14px 16px;
    border-left: 3px solid var(--accent-color);
    background-color: rgba(251, 191, 36, 0.08);
    border-radius: 0 8px 8px 0;
    color: var(--text-secondary) !important;
    font-size: 0.9rem !important;
}

@media (max-width: 768px) {
    .legal { padding: 22px 18px; }
}