/* How to Play Modal Styles */

.modal-window {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    /* Top level */
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: flex-start; /* Changed from center to flex-start for easier scrolling */
    opacity: 1;
    transition: opacity 0.3s ease;
    overflow-y: auto;
    padding: 60px 40px;
    box-sizing: border-box;

    /* Force Light Theme colors inside the dark modal regardless of global theme */
    --text-primary: #ffffff;
    --text-primary-rgb: 255, 255, 255;
}

.modal-window.hidden {
    opacity: 0;
    pointer-events: none;
    visibility: hidden;
}

.modal-content-wrapper {
    position: relative;
    width: 100%;
    max-width: 1200px;
    padding: 40px;
}

/* Close Button */
.close-modal-btn {
    position: sticky;
    top: 15px;
    right: 20px;
    float: right;
    z-index: 10001;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 3rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.3s;
    line-height: 1;
    z-index: 10001;
}

.close-modal-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* Container for the cards */
.instructions-container {
    display: flex;
    justify-content: center;
    gap: 30px;
    width: 100%;
    perspective: 1000px;
    /* For 3D effects */
}

/* Individual Card */
.instruction-card {
    background: rgba(var(--text-primary-rgb), 0.05);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(var(--text-primary-rgb), 0.1);
    border-radius: 20px;
    padding: 30px;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

/* Card Hover Effect */
.instruction-card:hover {
    transform: translateY(-10px) scale(1.02);
    background: rgba(var(--text-primary-rgb), 0.1);
    border-color: rgba(var(--text-primary-rgb), 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4),
        0 0 20px rgba(66, 220, 219, 0.2);
}

/* Image Container */
.card-image-container {
    width: 140px;
    height: 140px;
    margin-bottom: 25px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(var(--text-primary-rgb), 0.3));
    transition: transform 0.3s ease;
}

.instruction-card:hover .card-image {
    transform: scale(1.1);
    filter: drop-shadow(0 0 15px rgba(var(--text-primary-rgb), 0.5));
}

/* Typography */
.instruction-card h3 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: var(--text-primary);
    font-weight: 700;
}

.instruction-card p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: rgba(var(--text-primary-rgb), 0.8);
    margin: 0;
}

/* ------------------- */
/* ANIMATION DEMO CSS */
/* ------------------- */

.demo-board {
    width: 120px;
    height: 120px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    position: relative;
}

.demo-tile {
    background: rgba(var(--text-primary-rgb), 0.05);
    border: 1px solid rgba(var(--text-primary-rgb), 0.1);
    border-radius: 8px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    font-weight: 700;
    color: rgba(var(--text-primary-rgb), 0.3);
}

/* Cursor Glow Dot */
.demo-cursor {
    position: absolute;
    width: 20px;
    height: 20px;
    background: #00ffff;
    border-radius: 50%;
    box-shadow: 0 0 15px #00ffff, 0 0 30px #00ffff;
    z-index: 10;
    top: 25px;
    /* Center of (0,0) approx */
    left: 25px;
    animation: moveCursor 4s infinite ease-in-out;
}

/* Animation Keyframes for Cursor (F -> A -> C -> E) */
/* Grid: 2x2. Tile size ~56px + gap. Centers:
   (0,0): 28, 28
   (0,1): 92, 28
   (1,0): 28, 92
   (1,1): 92, 92
*/
@keyframes moveCursor {
    0% {
        top: 28px;
        left: 28px;
    }

    /* Start F */
    10% {
        top: 28px;
        left: 28px;
    }

    /* Hold F */
    30% {
        top: 28px;
        left: 92px;
    }

    /* Move to A */
    50% {
        top: 92px;
        left: 28px;
    }

    /* Diagonal to C */
    70% {
        top: 92px;
        left: 92px;
    }

    /* Move to E */
    85% {
        opacity: 1;
    }

    90% {
        opacity: 0;
    }

    /* Hide */
    100% {
        top: 28px;
        left: 28px;
        opacity: 0;
    }

    /* Reset */
}

/* Tile Highlighting Animations */
.demo-tile.tile-1 {
    animation: highlight-1 4s infinite;
}

/* F */
.demo-tile.tile-2 {
    animation: highlight-2 4s infinite;
}

/* A */
.demo-tile.tile-3 {
    animation: highlight-3 4s infinite;
}

/* C */
.demo-tile.tile-4 {
    animation: highlight-4 4s infinite;
}

/* E */

@keyframes highlight-1 {

    0%,
    90% {
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
        border-color: #00ffff;
        background: rgba(0, 255, 255, 0.2);
    }

    95%,
    100% {
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
        border-color: rgba(var(--text-primary-rgb), 0.1);
        background: rgba(var(--text-primary-rgb), 0.05);
    }
}

@keyframes highlight-2 {

    0%,
    20% {
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
        border-color: rgba(var(--text-primary-rgb), 0.1);
        background: rgba(var(--text-primary-rgb), 0.05);
    }

    25%,
    90% {
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
        border-color: #00ffff;
        background: rgba(0, 255, 255, 0.2);
    }

    95%,
    100% {
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
        border-color: rgba(var(--text-primary-rgb), 0.1);
        background: rgba(var(--text-primary-rgb), 0.05);
    }
}

@keyframes highlight-3 {

    0%,
    40% {
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
        border-color: rgba(var(--text-primary-rgb), 0.1);
        background: rgba(var(--text-primary-rgb), 0.05);
    }

    45%,
    90% {
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
        border-color: #00ffff;
        background: rgba(0, 255, 255, 0.2);
    }

    95%,
    100% {
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
        border-color: rgba(var(--text-primary-rgb), 0.1);
        background: rgba(var(--text-primary-rgb), 0.05);
    }
}

@keyframes highlight-4 {

    0%,
    65% {
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
        border-color: rgba(var(--text-primary-rgb), 0.1);
        background: rgba(var(--text-primary-rgb), 0.05);
    }

    70%,
    90% {
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
        border-color: #00ffff;
        background: rgba(0, 255, 255, 0.2);
    }

    95%,
    100% {
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
        border-color: rgba(var(--text-primary-rgb), 0.1);
        background: rgba(var(--text-primary-rgb), 0.05);
    }
}


/* Responsive */
@media (max-width: 900px) {
    .instructions-container {
        flex-direction: column;
        align-items: center;
        gap: 20px;
        width: 100%;
    }

    .instruction-card {
        width: 100%;
        max-width: 500px;
        flex: none;
        margin-bottom: 15px;
    }

    .close-modal-btn {
        top: 0;
        right: 10px;
    }
}


/* Main Modal Title */
.modal-main-title {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 40px;
    color: var(--text-primary);
    font-weight: 800;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* FAQ Styles */
.faq-section {
    margin-top: 60px;
    width: 100%;
    animation: fadeInUp 0.8s ease-out both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.faq-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
    padding-bottom: 50px;
}

.faq-item {
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(var(--text-primary-rgb), 0.08);
    background: rgba(var(--text-primary-rgb), 0.03);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.faq-item:hover {
    transform: translateX(5px);
    background: rgba(var(--text-primary-rgb), 0.05);
    border-color: rgba(165, 180, 252, 0.3);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.faq-question {
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.5) 0%, rgba(var(--text-primary-rgb), 0.05) 100%);
    padding: 18px 25px;
    font-weight: 700;
    font-size: 1.2rem;
    color: #a5b4fc;
    border-bottom: 1px solid rgba(var(--text-primary-rgb), 0.05);
    display: flex;
    align-items: center;
    gap: 15px;
}

.faq-question::before {
    content: '✦';
    color: #ffd700;
    font-size: 0.9rem;
    opacity: 0.8;
}

.faq-answer {
    padding: 25px 30px;
    font-size: 1.05rem;
    line-height: 1.8;
    color: rgba(var(--text-primary-rgb), 0.85);
}

.faq-answer strong {
    color: var(--text-primary);
    font-weight: 700;
}

.faq-answer p {
    margin-bottom: 18px;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-answer ul {
    margin-top: 12px;
    padding-left: 25px;
    list-style-type: none;
}

.faq-answer li {
    margin-bottom: 12px;
    position: relative;
}

.faq-answer li::before {
    content: '→';
    position: absolute;
    left: -25px;
    color: #a5b4fc;
    opacity: 0.6;
}

.faq-highlight {
    font-weight: 800;
    padding: 2px 6px;
    border-radius: 4px;
    background: rgba(0, 0, 0, 0.2);
}

.faq-highlight.lime {
    color: #4ade80;
    text-shadow: 0 0 10px rgba(74, 222, 128, 0.3);
}

.faq-highlight.blue {
    color: #60a5fa;
    text-shadow: 0 0 10px rgba(96, 165, 250, 0.3);
}

.faq-highlight.gold {
    color: #fbbf24;
    text-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
}

.faq-highlight.red {
    color: #f87171;
    text-shadow: 0 0 10px rgba(248, 113, 113, 0.3);
}

.faq-highlight.purple {
    color: #9333ea;
    text-shadow: 0 0 10px rgba(147, 51, 234, 0.3);
}

.faq-highlight.check {
    color: var(--text-primary);
    border: 1px solid rgba(var(--text-primary-rgb), 0.2);
}

/* Giant Trophy Style */
.giant-trophy {
    font-size: 6rem;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 25px rgba(255, 215, 0, 0.6));
    animation: trophyFloat 3s infinite ease-in-out;
    display: block;
}

@keyframes trophyFloat {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(5deg);
    }
}

/* Found Indicator Example Style */
/* Found Indicator Example Style (Replaced by .found-indicator) */

.icon-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.icon-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(var(--text-primary-rgb), 0.03);
    padding: 12px 18px;
    border-radius: 10px;
    border: 1px solid rgba(var(--text-primary-rgb), 0.05);
}

.icon-item span {
    font-size: 1.4rem;
}

/* Ensure modal content can scroll if FAQ is long */
.modal-window {
    align-items: flex-start;
    /* Start from top */
    padding: 60px 0;
    overflow-y: auto;
}

@media (max-width: 900px) {
    .modal-main-title {
        font-size: 1.8rem;
        margin-bottom: 25px;
    }

    .modal-content-wrapper {
        padding: 20px 15px;
    }

    .faq-selector-container {
        padding: 0;
    }

    .faq-questions-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: 10px;
    }

    .faq-question {
        padding: 14px 18px;
    }

    .faq-answer {
        padding: 18px 20px;
    }
}

/* ------------------- */
/* MULTI-WORD ANIMATION (Length Matters) */
/* ------------------- */

.length-matters-board {
    /* Uses .demo-board base styles */
}

/* Custom Cursor Animation for Multi-Word */
.length-matters-cursor {
    animation: moveCursorMulti 30s infinite ease-in-out;
}

/* Custom Tile Animations */
.length-matters-tile.tile-1 {
    /* P */
    animation: highlightMulti1 30s infinite;
}

.length-matters-tile.tile-2 {
    /* L */
    animation: highlightMulti2 30s infinite;
}

.length-matters-tile.tile-3 {
    /* A */
    animation: highlightMulti3 30s infinite;
}

.length-matters-tile.tile-4 {
    /* Y */
    animation: highlightMulti4 30s infinite;
}

/* Keyframes for Multi-Cursor Path 
   Tiles: 1(P): (28,28), 2(L): (92,28), 3(A): (28,92), 4(Y): (92,92)
*/
@keyframes moveCursorMulti {
    /* --- WORD 1: PLAY (P->L->A->Y) [0-10%] --- */
    0% { top: 28px; left: 28px; opacity: 0; }
    0.5% { top: 28px; left: 28px; opacity: 1; }
    2% { top: 28px; left: 92px; }
    4.5% { top: 92px; left: 28px; }
    7% { top: 92px; left: 92px; }
    8.5% { opacity: 1; }
    9% { opacity: 0; }
    9.5%, 10% { top: 28px; left: 28px; opacity: 0; }

    /* --- WORD 2: PALY (P->A->L->Y) [10-20%] --- */
    10% { top: 28px; left: 28px; opacity: 0; }
    10.5% { top: 28px; left: 28px; opacity: 1; }
    12% { top: 92px; left: 28px; }
    14.5% { top: 28px; left: 92px; }
    17% { top: 92px; left: 92px; }
    18.5% { opacity: 1; }
    19% { opacity: 0; }
    19.5%, 20% { top: 92px; left: 92px; opacity: 0; }

    /* --- WORD 3: PAL (P->A->L) [20-30%] --- */
    20% { top: 28px; left: 28px; opacity: 0; }
    20.5% { top: 28px; left: 28px; opacity: 1; }
    22.5% { top: 92px; left: 28px; }
    26% { top: 28px; left: 92px; }
    28.5% { opacity: 1; }
    29% { opacity: 0; }
    29.5%, 30% { top: 28px; left: 92px; opacity: 0; }

    /* --- WORD 4: ALP (A->L->P) [30-40%] --- */
    30% { top: 92px; left: 28px; opacity: 0; }
    30.5% { top: 92px; left: 28px; opacity: 1; }
    32.5% { top: 28px; left: 92px; }
    36% { top: 28px; left: 28px; }
    38.5% { opacity: 1; }
    39% { opacity: 0; }
    39.5%, 40% { top: 28px; left: 28px; opacity: 0; }

    /* --- WORD 5: LAP (L->A->P) [40-50%] --- */
    40% { top: 28px; left: 92px; opacity: 0; }
    40.5% { top: 28px; left: 92px; opacity: 1; }
    42.5% { top: 92px; left: 28px; }
    46% { top: 28px; left: 28px; }
    48.5% { opacity: 1; }
    49% { opacity: 0; }
    49.5%, 50% { top: 28px; left: 28px; opacity: 0; }

    /* --- WORD 6: YAP (Y->A->P) [50-60%] --- */
    50% { top: 92px; left: 92px; opacity: 0; }
    50.5% { top: 92px; left: 92px; opacity: 1; }
    52.5% { top: 92px; left: 28px; }
    56% { top: 28px; left: 28px; }
    58.5% { opacity: 1; }
    59% { opacity: 0; }
    59.5%, 60% { top: 28px; left: 28px; opacity: 0; }

    /* --- WORD 7: PYA (P->Y->A) [60-70%] --- */
    60% { top: 28px; left: 28px; opacity: 0; }
    60.5% { top: 28px; left: 28px; opacity: 1; }
    62.5% { top: 92px; left: 92px; }
    66% { top: 92px; left: 28px; }
    68.5% { opacity: 1; }
    69% { opacity: 0; }
    69.5%, 70% { top: 92px; left: 28px; opacity: 0; }

    /* --- WORD 8: PAY (P->A->Y) [70-80%] --- */
    70% { top: 28px; left: 28px; opacity: 0; }
    70.5% { top: 28px; left: 28px; opacity: 1; }
    72.5% { top: 92px; left: 28px; }
    76% { top: 92px; left: 92px; }
    78.5% { opacity: 1; }
    79% { opacity: 0; }
    79.5%, 80% { top: 92px; left: 92px; opacity: 0; }

    /* --- WORD 9: PLY (P->L->Y) [80-90%] --- */
    80% { top: 28px; left: 28px; opacity: 0; }
    80.5% { top: 28px; left: 28px; opacity: 1; }
    82.5% { top: 28px; left: 92px; }
    86% { top: 92px; left: 92px; }
    88.5% { opacity: 1; }
    89% { opacity: 0; }
    89.5%, 90% { top: 92px; left: 92px; opacity: 0; }

    /* --- WORD 10: LAY (L->A->Y) [90-100%] --- */
    90% { top: 28px; left: 92px; opacity: 0; }
    90.5% { top: 28px; left: 92px; opacity: 1; }
    92.5% { top: 92px; left: 28px; }
    96% { top: 92px; left: 92px; }
    98.5% { opacity: 1; }
    99% { opacity: 0; }
    100% { top: 92px; left: 92px; opacity: 0; }
}

@keyframes highlightMulti1 {
    /* P (Active in 9 out of 10 words) */
    0%, 0.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    0.5%, 9% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    9.5%, 10.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    10.5%, 19% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    19.5%, 20.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    20.5%, 29% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    29.5%, 35.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    36%, 39% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    39.5%, 45.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    46%, 49% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    49.5%, 55.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    56%, 59% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    59.5%, 60.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    60.5%, 69% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    69.5%, 70.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    70.5%, 79% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    79.5%, 80.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    80.5%, 89% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    89.5%, 100% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
}

@keyframes highlightMulti2 {
    /* L (Active in 7 out of 10 words) */
    0%, 1.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    2%, 9% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    9.5%, 14% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    14.5%, 19% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    19.5%, 25.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    26%, 29% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    29.5%, 32% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    32.5%, 39% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    39.5%, 40.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    40.5%, 49% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    49.5%, 82% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    82.5%, 89% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    89.5%, 90.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    90.5%, 99% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    99.5%, 100% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
}

@keyframes highlightMulti3 {
    /* A (Active in 9 out of 10 words) */
    0%, 4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    4.5%, 9% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    9.5%, 11.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    12%, 19% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    19.5%, 20.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    20.5%, 22% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    22.5%, 29% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    29.5%, 30.4% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    30.5%, 39% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    39.5%, 42% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    42.5%, 49% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    49.5%, 52% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    52.5%, 59% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    59.5%, 65.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    66%, 69% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    69.5%, 72% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    72.5%, 79% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    79.5%, 92% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    92.5%, 99% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    99.5%, 100% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
}

@keyframes highlightMulti4 {
    /* Y (Active in 7 out of 10 words) */
    0%, 6.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    7%, 9% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    9.5%, 16.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    17%, 19% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    19.5%, 50% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    50.5%, 59% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    59.5%, 62% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    62.5%, 69% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    69.5%, 75.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    76%, 79% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    79.5%, 85.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    86%, 89% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    89.5%, 95.5% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
    96%, 99% {
        background: rgba(0, 255, 255, 0.2);
        border-color: #00ffff;
        color: var(--text-primary);
        text-shadow: 0 0 10px #00ffff;
    }
    99.5%, 100% {
        background: rgba(var(--text-primary-rgb), 0.05);
        border-color: rgba(var(--text-primary-rgb), 0.1);
        color: rgba(var(--text-primary-rgb), 0.3);
        text-shadow: none;
    }
}

/* PC Widescreen Horizonal Space Overrides */
@media (min-width: 1400px) {
    .modal-content-wrapper {
        max-width: 1600px;
    }
    .faq-container {
        max-width: 1400px;
    }
}

/* FAQ Selector List Styles */
.faq-selector-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    margin: 40px auto 30px auto;
    max-width: 1000px;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

.faq-selector-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #a5b4fc;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 0 0 10px rgba(165, 180, 252, 0.3);
    margin-bottom: 15px;
    text-align: center;
}

.faq-questions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 12px;
    width: 100%;
}

.faq-nav-link {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 14px 18px;
    color: rgba(255, 255, 255, 0.85);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 0.95rem;
    text-align: left;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: flex-start;
    gap: 10px;
    line-height: 1.4;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.faq-nav-link::before {
    content: '✦';
    color: #ffd700;
    font-size: 0.8rem;
    margin-top: 2px;
    flex-shrink: 0;
    opacity: 0.7;
    transition: transform 0.25s ease;
}

.faq-nav-link:hover {
    background: rgba(165, 180, 252, 0.08);
    border-color: rgba(165, 180, 252, 0.4);
    color: #ffffff;
    transform: translateX(4px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.25);
}

.faq-nav-link:hover::before {
    transform: scale(1.2) rotate(45deg);
    opacity: 1;
}

.faq-nav-link:active {
    transform: translateX(2px);
}

/* Pulse Highlight Animation for Targeted FAQ Item */
@keyframes faqPulseGlow {
    0% {
        border-color: rgba(96, 165, 250, 0.9) !important;
        box-shadow: 0 0 30px rgba(96, 165, 250, 0.6) !important;
        background: rgba(96, 165, 250, 0.12) !important;
        transform: scale(1.01) translateX(5px);
    }
    50% {
        border-color: rgba(96, 165, 250, 0.9) !important;
        box-shadow: 0 0 35px rgba(96, 165, 250, 0.7) !important;
        background: rgba(96, 165, 250, 0.15) !important;
        transform: scale(1.01) translateX(5px);
    }
    100% {
        border-color: rgba(var(--text-primary-rgb), 0.08);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        background: rgba(var(--text-primary-rgb), 0.03);
        transform: scale(1) translateX(0);
    }
}

.faq-item.highlight-pulse {
    animation: faqPulseGlow 2.5s cubic-bezier(0.25, 0.8, 0.25, 1) forwards !important;
}

@media (max-width: 600px) {
    .modal-content-wrapper {
        padding: 15px 8px;
    }

    .faq-questions-grid {
        grid-template-columns: 1fr;
    }

    .faq-nav-link {
        font-size: 0.9rem;
        padding: 12px 14px;
    }

    .faq-question {
        font-size: 1.05rem;
        padding: 12px 15px;
    }

    .faq-answer {
        font-size: 0.95rem;
        padding: 15px 18px;
    }
}