/* ============================================
   EG Grade Calculator — WordPress Plugin CSS
   ============================================ */

/* ---- CSS Variables ---- */
.eg-gc-wrapper {
    --eg-bg:          #0d0f14;
    --eg-card:        #13161e;
    --eg-border:      #252a38;
    --eg-accent:      #13b17f;
    --eg-accent2:     #60c8f0;
    --eg-text:        #e8eaf2;
    --eg-muted:       #6b7280;
    --eg-input-bg:    #fafafa;
    --eg-radius:      16px;
    --eg-radius-sm:   8px;
    --eg-shadow:      0 24px 64px rgba(0,0,0,0.6);
    --eg-glow:        0 0 32px rgba(200,240,96,0.15);
    color: var(--eg-text);
    box-sizing: border-box;
    position: relative;
}

*, *::before, *::after {
    box-sizing: inherit;
}

/* ---- Body ---- */
.eg-gc-body {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

/* ---- Input Row ---- */
.eg-gc-inputs-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.eg-gc-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.eg-gc-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.eg-gc-input {
    background: #fff;
    font-size: 40px !important;
    font-weight: 700 !important;
    text-align: center;
    padding: .4rem 1rem !important;
}

.eg-gc-input:focus {
}

.eg-gc-input.eg-invalid {
    border-color: #f06060 !important;
    box-shadow: 0 0 0 3px rgba(240,96,96,0.12);
    background: #f0606024 !important;
}

/* ---- Action Buttons ---- */
.eg-gc-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.eg-gc-btn:active {
    transform: scale(0.97);
}

.eg-gc-btn {
    font-size: 18px !important;
    border-radius: 8px !important;
    height: 50px;
}

.eg-gc-btn-primary {
    background: #39414d !important;
}

.eg-gc-btn-primary:hover {
    background: #000000 !important;
}

.eg-gc-btn-secondary {
    background: #d0dadf !important;
    color: #596064 !important;
}

.eg-gc-btn-secondary:hover {
    background: #bbc5cb !important;
}

/* ---- Score Display ---- */
.eg-gc-score-display {
    background: linear-gradient(135deg, #09bf09 0%, #008000 100%);
    border-radius: var(--eg-radius-sm);
    padding: 1.25rem 1.5rem;
    text-align: center;
    min-height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.eg-gc-score-placeholder {
    color: #fff;
    font-size: 0.85rem;
    font-style: italic;
}

.eg-gc-score-text {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.eg-gc-score-text .eg-fraction {
    background: #ffffff1f;
    color: #FFF7F3;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    font-size: 22px;
    padding: 10px 16px;
    line-height: 1;
    width: fit-content;
}

.eg-gc-score-text .eg-percent {
    font-size: 4rem;
    line-height: 1;
    letter-spacing: -3px;
    font-weight: 700;
    color: #fff;
    filter: drop-shadow(0 4px 3px rgb(0 0 0 / 0.07)) drop-shadow(0 2px 2px rgb(0 0 0 / 0.06));
    width: fit-content;
}

.eg-gc-score-text .eg-percent b {
    font-size: 2rem;
    line-height: 1;
    opacity: 0.8;
    margin-left: 3px;
}

/* Grade color bands */
.eg-gc-score-display.eg-grade-a { border-color: #60f098; box-shadow: 0 0 20px rgba(96,240,152,0.1); }
.eg-gc-score-display.eg-grade-b { border-color: #13b17f; box-shadow: 0 0 20px rgba(200,240,96,0.1); }
.eg-gc-score-display.eg-grade-c { border-color: #f0c860; box-shadow: 0 0 20px rgba(240,200,96,0.1); }
.eg-gc-score-display.eg-grade-d { border-color: #f09060; box-shadow: 0 0 20px rgba(240,144,96,0.1); }
.eg-gc-score-display.eg-grade-f { border-color: #f06060; box-shadow: 0 0 20px rgba(240,96,96,0.1); }

/* ---- Toggles ---- */
.eg-gc-toggles {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.eg-gc-toggle-label {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    user-select: none;
}

.eg-gc-checkbox {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.eg-gc-toggle-track {
    position: relative;
    display: inline-block;
    width: 36px;
    height: 20px;
    background: #cbcbcb;
    border-radius: 10px;
    flex-shrink: 0;
    transition: background 0.2s;
}

.eg-gc-toggle-track::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #ffffff;
    transition: transform 0.2s, background 0.2s;
}

.eg-gc-checkbox:checked + .eg-gc-toggle-track {
    background: #000;
}

.eg-gc-checkbox:checked + .eg-gc-toggle-track::after {
    transform: translateX(16px);
    background: #fff;
}

.eg-gc-toggle-text {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--eg-muted);
    transition: color 0.2s;
}

.eg-gc-toggle-label:hover .eg-gc-toggle-text {
    color: #000;
}

/* ---- Grade Table ---- */
.eg-gc-table-wrap {
    display: none;
    border-radius: var(--eg-radius-sm);
    overflow: hidden;
}

#eg-gradetable {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
    margin: 0;
}

.eg-header-row {
    pointer-events: none;
}

#eg-gradetable tr.eg-header-row td {
    color: #000000 !important;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.7rem;
    padding: 0.6rem 1rem;
    border-bottom: 1px solid #d5d5d5;
    background: #7c818733 !important;
    text-align: center;
}

#eg-gradetable tr.eg-odd td,
#eg-gradetable tr.eg-even td {
    padding: 0.45rem 1rem;
    transition: background 0.15s;
    color: #4a4a4a;
    text-align: center;
}

#eg-gradetable tr.eg-odd  { background: #fff; }
#eg-gradetable tr.eg-even { background: #f5f5f5; }

#eg-gradetable tr:hover td {
    background: #1f2433;
    color: #fff !important;
}

#eg-gradetable td:last-child {
    text-align: right;
    font-weight: 500;
}

/* Color-code grade rows 
#eg-gradetable tr.eg-row-a  td:last-child { color: #60f098; }
#eg-gradetable tr.eg-row-b  td:last-child { color: #13b17f; }
#eg-gradetable tr.eg-row-c  td:last-child { color: #f0c860; }
#eg-gradetable tr.eg-row-d  td:last-child { color: #f09060; }
#eg-gradetable tr.eg-row-f  td:last-child { color: #f06060; }
*/

#eg-highlight-box {
    position: absolute;
    display: none;
    opacity: 0;
    margin: 0;
    border: 4px solid #0b58ca;
    border-radius: 8px;
    z-index: 10;
    pointer-events: none;
}

@media (max-width: 768px){
    .eg-gc-inputs-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .eg-gc-label {
        margin-bottom: 0 !important;
    }
    .eg-gc-btn {
        font-size: 16px !important;
        border-radius: 6px !important;
        height: 45px;
    }
    .eg-gc-score-display {
        padding: 1rem;
    }
    .eg-gc-score-text .eg-percent {
        font-size: 3.4rem;
    }
    .eg-gc-score-text .eg-fraction {
        font-size: 20px;
    }
    .eg-gc-toggles {
        flex-direction: column-reverse;
        gap: 8px;
    }
}