/* English Proficiency Test Specific Styles */

/* --- Animations --- */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.fade-in {
    animation: fadeIn 0.3s ease-out forwards;
}

@keyframes pulse-red {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.4);
    }

    70% {
        box-shadow: 0 0 0 6px rgba(239, 68, 68, 0);
    }

    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

.timer-warning {
    background-color: #fef2f2 !important;
    color: #ef4444 !important;
    animation: pulse-red 2s infinite;
}

/* --- Option Buttons --- */
.option-btn {
    text-align: left;
    width: 100%;
    padding: 1rem 1.25rem;
    border-radius: 0.75rem;
    border: 2px solid #e2e8f0;
    /* slate-200 */
    background-color: white;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.option-btn:hover:not(.selected) {
    border-color: #cbd5e1;
    /* slate-300 */
    background-color: #f8fafc;
    /* slate-50 */
    transform: translateY(-1px);
}

.option-btn:active {
    transform: translateY(0);
}

.option-btn.selected {
    border-color: #2563eb;
    /* blue-600 */
    background-color: #eff6ff;
    /* blue-50 */
    color: #1e3a8a;
    /* blue-900 */
    box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.1), 0 2px 4px -1px rgba(37, 99, 235, 0.06);
}

.option-letter {
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 9999px;
    background-color: #f1f5f9;
    /* slate-100 */
    color: #64748b;
    /* slate-500 */
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.option-btn.selected .option-letter {
    background-color: #2563eb;
    color: white;
}

/* --- Navigation Grid (Question Map) --- */
.nav-grid-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(4px);
    z-index: 50;
    display: flex;
    justify-content: flex-end;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.nav-grid-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.nav-drawer {
    width: 100%;
    max-width: 400px;
    height: 100vh;
    /* Fallback */
    height: 100dvh;
    /* Mobile friendly */
    background: white;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
}

.nav-grid-overlay.active .nav-drawer {
    transform: translateX(0);
}

/* --- Question Bubbles --- */
.q-bubble {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid #e2e8f0;
    background: white;
    color: #64748b;
}

.q-bubble:hover {
    border-color: #3b82f6;
    color: #3b82f6;
}

.q-bubble.answered {
    background-color: #eff6ff;
    border-color: #3b82f6;
    color: #2563eb;
}

.q-bubble.current {
    background-color: #1e293b;
    border-color: #1e293b;
    color: white;
    transform: scale(1.1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.q-bubble.flagged {
    border-color: #f59e0b;
    color: #d97706;
    position: relative;
}

.q-bubble.flagged::after {
    content: '';
    position: absolute;
    top: -2px;
    right: -2px;
    width: 8px;
    height: 8px;
    background: #f59e0b;
    border-radius: 50%;
}

/* --- Results Modal --- */
.results-modal {
    position: fixed;
    inset: 0;
    z-index: 60;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.5);
    /* Re-add dim backdrop */
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.results-modal.active {
    opacity: 1;
    pointer-events: auto;
}

.results-content {
    background: white;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    /* Limit height */
    overflow-y: auto;
    /* Enable scroll */
    border-radius: 1.5rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.results-modal.active .results-content {
    transform: scale(1);
}

/* Score Circle Gradient Logic is handled in JS or via inline styles usually, but here is a helper */
.score-circle {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(#3b82f6 0%, #e2e8f0 0%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.score-circle::before {
    content: '';
    position: absolute;
    width: 100px;
    height: 100px;
    background: white;
    border-radius: 50%;
}

.score-value {
    position: relative;
    z-index: 1;
    text-align: center;
}

/* Scrollbar specific */
.custom-scrollbar::-webkit-scrollbar {
    width: 6px;
}

.custom-scrollbar::-webkit-scrollbar-track {
    background: #f1f5f9;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 3px;
}