/* Index Page Specific Styles */

body {
    padding: 1rem;
    max-width: 600px;
}

h1 {
    font-size: 2.5rem;
}

.input-group {
    margin-bottom: 1.5rem;
}

input {
    width: 100%;
    max-width: 300px;
}

.tile-inputs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 2rem;
}

.tile {
    width: 4rem;
    height: 4rem;
    text-align: center;
    font-size: 2rem;
    font-weight: bold;
    text-transform: uppercase;
    background-color: #538d4e; /* green tile */
    color: white;
    border: 2px solid #818384;
    border-radius: 8px;
    outline: none;
    transition: all 0.3s ease;
}

.tile:focus {
    border-color: #ffffff;
    box-shadow: 0 0 0 1px #ffffff, 0 0 8px rgba(255, 255, 255, 0.3);
    transform: scale(1.02);
}

.yellow-tile-container {
    position: relative;
    display: inline-block;
}

.yellow-hidden-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    border: none;
    background: transparent;
    font-size: 16px; /* Prevent zoom on iOS */
    color: transparent;
    z-index: 10;
    cursor: text;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    outline: none;
    pointer-events: all;
    /* Enhanced mobile support */
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
    border-radius: inherit;
    padding: 0;
    margin: 0;
    /* Force mobile keyboard on iOS/Android */
    -webkit-tap-highlight-color: transparent;
}

.yellow-tile {
    background-color: #b59f3b; /* yellow tile */
    font-size: 1.2rem;
    text-transform: uppercase;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 2px;
    padding: 4px;
    align-items: center;
    justify-items: center;
    line-height: 1;
    overflow: hidden;
    cursor: text;
    border: 2px solid #818384;
    transition: all 0.3s ease;
    position: relative;
}

.yellow-tile:focus {
    border-color: #ffffff;
    box-shadow: 0 0 0 1px #ffffff, 0 0 8px rgba(255, 255, 255, 0.3);
    transform: scale(1.02);
}

.yellow-char {
    background-color: transparent;
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 1.5rem;
    font-size: 1.5rem;
    font-weight: bold;
}

.yellow-cursor {
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 1.5rem;
    font-size: 1.2rem;
    animation: blink 1s infinite;
}

.inline-cursor {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    animation: blink 1s infinite;
    margin-right: 1px;
}

.yellow-char.empty {
    opacity: 0.3;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

#results {
    margin-top: 1rem;
    padding: 1rem;
    background-color: #272729;
    border-radius: 8px;
    min-height: 50px;
    text-align: center;
    white-space: pre-wrap;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #3a3a3c;
    color: #d7dadc;
    font-size: 0.9rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.results-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.results-count {
    font-weight: 600;
    color: #ffffff;
    font-size: 1rem;
}

.results-sort {
    font-size: 0.8rem;
    color: #b59f3b;
    opacity: 0.8;
}

.frequency-stats {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-end;
}

.frequency-legend {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.frequency-distribution {
    display: flex;
    width: 120px;
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    background-color: #2a2a2a;
}

.distribution-bar {
    height: 100%;
    cursor: help;
    transition: opacity 0.2s ease;
}

.distribution-bar:hover {
    opacity: 0.8;
}

.distribution-bar.high {
    background-color: #6aaa64;
}

.distribution-bar.medium {
    background-color: #b59f3b;
}

.distribution-bar.low {
    background-color: #818384;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: #d7dadc;
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
}

.legend-color.high {
    background: linear-gradient(135deg, #6aaa64, #538d4e);
}

.legend-color.medium {
    background: linear-gradient(135deg, #b59f3b, #9d8629);
}

.legend-color.low {
    background: linear-gradient(135deg, #818384, #656565);
}

.results-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

.no-results {
    color: #d7dadc;
    font-style: italic;
}

.word {
    display: flex;
    flex-direction: column;
    position: relative;
    padding: 0;
    background-color: #3a3a3c;
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    overflow: hidden;
    transition: all 0.2s ease;
    cursor: default;
    border: 2px solid transparent;
}

.word:hover {
    border-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.word-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0.8rem;
    z-index: 2;
    position: relative;
    gap: 0.5rem;
}

.word-text {
    font-size: 1rem;
    font-weight: 600;
    color: white;
    flex-grow: 1;
    text-align: center;
    letter-spacing: 0.5px;
}

.rank {
    font-size: 0.7rem;
    font-weight: 700;
    color: #FFD700;
    background: rgba(255, 215, 0, 0.15);
    padding: 0.15rem 0.4rem;
    border-radius: 8px;
    min-width: fit-content;
}

.frequency {
    font-size: 0.7rem;
    font-weight: 500;
    color: #d7dadc;
    opacity: 0.9;
    min-width: fit-content;
}

.frequency-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, var(--freq-color) 100%);
    transition: width 0.3s ease;
    z-index: 1;
}

/* Frequency tier styling */
.word.high-freq {
    background: linear-gradient(135deg, #3a4a3d, #3a3a3c);
    --freq-color: #6aaa64;
}

.word.high-freq .frequency-bar {
    background: linear-gradient(90deg, transparent 0%, #6aaa64 100%);
    height: 4px;
}

.word.medium-freq {
    background: linear-gradient(135deg, #4a4439, #3a3a3c);
    --freq-color: #b59f3b;
}

.word.medium-freq .frequency-bar {
    background: linear-gradient(90deg, transparent 0%, #b59f3b 100%);
}

.word.low-freq {
    background: linear-gradient(135deg, #404040, #3a3a3c);
    --freq-color: #818384;
}

.word.low-freq .frequency-bar {
    background: linear-gradient(90deg, transparent 0%, #818384 100%);
}

@media (max-width: 480px) {
    body {
        padding: 1rem;
    }

    h1 {
        font-size: 2rem;
    }

    .tile {
        width: 3rem;
        height: 3rem;
        font-size: 0.9rem;
    }
    
    .tile:focus, .yellow-tile:focus {
        transform: scale(1.05); /* Slightly more pronounced on mobile */
    }

    .yellow-tile {
        padding: 1px;
    }

    .yellow-char{
        min-height: 1rem;
        font-size: 0.9rem;
    }
    
    /* Enhanced mobile keyboard triggering */
    .yellow-hidden-input {
        /* Make sure hidden input is accessible on mobile */
        -webkit-user-select: text;
        -moz-user-select: text;
        user-select: text;
        /* Ensure input is focusable */
        pointer-events: all;
    }
    
    /* Mobile focus indicators */
    .yellow-tile-container:focus-within .yellow-tile {
        border-color: #ffffff !important;
        box-shadow: 0 0 0 2px #ffffff, 0 0 12px rgba(255, 255, 255, 0.5) !important;
        transform: scale(1.08) !important;
    }
    
    .yellow-hidden-input:focus + .yellow-tile {
        border-color: #ffffff !important;
        box-shadow: 0 0 0 2px #ffffff, 0 0 12px rgba(255, 255, 255, 0.5) !important;
        transform: scale(1.08) !important;
    }
    
    /* Enhanced mobile cursor visibility */
    .yellow-cursor {
        color: #ffffff !important;
        font-size: 1.5rem !important;
        font-weight: bold;
    }
    
    .inline-cursor {
        color: #ffffff !important;
        font-size: 1.5rem !important;
        font-weight: bold;
    }
    
    /* Mobile results layout */
    .results-header {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
    
    .results-info {
        align-items: center;
    }
    
    .frequency-stats {
        align-items: center;
        width: 100%;
    }
    
    .frequency-legend {
        justify-content: center;
        flex-wrap: wrap;
        gap: 0.75rem;
    }
    
    .frequency-distribution {
        width: 100%;
        max-width: 200px;
    }
    
    .legend-item {
        font-size: 0.7rem;
    }
    
    .word {
        margin-bottom: 0.4rem;
    }
    
    .word-content {
        padding: 0.5rem 0.7rem;
        gap: 0.4rem;
    }
    
    .word-text {
        font-size: 0.9rem;
        letter-spacing: 0.3px;
    }
    
    .rank {
        font-size: 0.65rem;
        padding: 0.1rem 0.3rem;
    }
    
    .frequency {
        font-size: 0.65rem;
    }
    
    .frequency-bar {
        height: 2px;
    }
    
    .word.high-freq .frequency-bar {
        height: 3px;
    }
}