/**
 * Brilliant Feedback Styles
 * ==========================
 * Consistent styling for Brilliant.md interaction patterns.
 * Works with brilliant-interactions.js
 */

/* ============================================
   BASE VARIABLES
   ============================================ */
:root {
    --brilliant-vocab: #f59e0b;
    --brilliant-grammar: #ef4444;
    --brilliant-logic: #8b5cf6;
    --brilliant-task: #3b82f6;
    --brilliant-band: #10b981;

    --brilliant-band-6: #f59e0b;
    --brilliant-band-7: #22c55e;
    --brilliant-band-8: #3b82f6;

    --brilliant-success: #22c55e;
    --brilliant-error: #ef4444;
    --brilliant-locked: #6b7280;
}

/* ============================================
   FEEDBACK CARDS
   ============================================ */
.brilliant-feedback {
    background: rgba(0, 0, 0, 0.4);
    border-left: 4px solid var(--brilliant-task);
    border-radius: 0.5rem;
    padding: 1rem;
    margin: 0.75rem 0;
    animation: brilliant-slide-in 0.3s ease-out;
}

.brilliant-feedback-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.brilliant-feedback-icon {
    font-size: 1.25rem;
}

.brilliant-feedback-label {
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.brilliant-feedback-body {
    font-size: 0.9rem;
    line-height: 1.5;
}

.brilliant-feedback-body p {
    margin: 0.25rem 0;
}

.brilliant-feedback-tip {
    opacity: 0.7;
    font-size: 0.8rem;
    margin-top: 0.5rem !important;
}

/* Error category colors */
.brilliant-feedback[data-category="VOC"] {
    border-left-color: var(--brilliant-vocab);
}

.brilliant-feedback[data-category="GRM"] {
    border-left-color: var(--brilliant-grammar);
}

.brilliant-feedback[data-category="LOG"] {
    border-left-color: var(--brilliant-logic);
}

.brilliant-feedback[data-category="TSK"] {
    border-left-color: var(--brilliant-task);
}

.brilliant-feedback[data-category="BND"] {
    border-left-color: var(--brilliant-band);
}

/* ============================================
   BAND BADGES
   ============================================ */
.brilliant-band-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--brilliant-band-7);
    color: white;
}

.brilliant-band-badge[data-band="6"] {
    background: var(--brilliant-band-6);
    color: black;
}

.brilliant-band-badge[data-band="7"] {
    background: var(--brilliant-band-7);
}

.brilliant-band-badge[data-band="8"] {
    background: var(--brilliant-band-8);
}

/* ============================================
   ACTIVE RECALL GATES
   ============================================ */
.brilliant-gate {
    position: relative;
}

.brilliant-gate-locked {
    filter: blur(4px);
    user-select: none;
    pointer-events: none;
}

.brilliant-gate-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(2px);
    border-radius: 0.5rem;
    padding: 1rem;
    text-align: center;
}

.brilliant-gate-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.brilliant-gate-text {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ============================================
   CLICK TO REVEAL
   ============================================ */
.brilliant-reveal {
    animation: brilliant-reveal 0.4s ease-out;
}

.brilliant-hidden {
    display: none !important;
}

.brilliant-attempt-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #d4af37, #b8962e);
    color: #1a1a1a;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.brilliant-attempt-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.3);
}

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

/* ============================================
   STEPWISE PROGRESS
   ============================================ */
.brilliant-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.brilliant-step {
    position: relative;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 0.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.brilliant-step.locked {
    opacity: 0.5;
    pointer-events: none;
}

.brilliant-step.locked::before {
    content: '🔒';
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    font-size: 1rem;
}

.brilliant-step.completed {
    border-color: var(--brilliant-success);
    background: rgba(34, 197, 94, 0.1);
}

.brilliant-step.completed::before {
    content: '✓';
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    color: var(--brilliant-success);
    font-weight: bold;
}

.brilliant-step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.5rem;
    height: 1.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 600;
    margin-right: 0.5rem;
}

/* ============================================
   BAND COMPARISON TOGGLE
   ============================================ */
.brilliant-band-toggle {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 9999px;
    padding: 0.25rem;
    margin: 1rem 0;
}

.brilliant-band-toggle-btn {
    flex: 1;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 9999px;
    background: transparent;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.brilliant-band-toggle-btn.active {
    background: var(--brilliant-band-7);
    color: white;
}

.brilliant-band-toggle-btn[data-band="6"].active {
    background: var(--brilliant-band-6);
    color: black;
}

.brilliant-band-toggle-btn[data-band="8"].active {
    background: var(--brilliant-band-8);
}

.brilliant-band-example {
    padding: 1rem;
    border-radius: 0.5rem;
    margin: 0.5rem 0;
}

.brilliant-band-example[data-band="6"] {
    background: rgba(245, 158, 11, 0.15);
    border-left: 3px solid var(--brilliant-band-6);
}

.brilliant-band-example[data-band="8"] {
    background: rgba(59, 130, 246, 0.15);
    border-left: 3px solid var(--brilliant-band-8);
}

/* ============================================
   SUCCESS / ERROR STATES
   ============================================ */
.brilliant-correct {
    border-color: var(--brilliant-success) !important;
    background: rgba(34, 197, 94, 0.1) !important;
}

.brilliant-correct::after {
    content: '✓ Correct';
    display: block;
    color: var(--brilliant-success);
    font-weight: 600;
    margin-top: 0.5rem;
}

.brilliant-incorrect {
    border-color: var(--brilliant-error) !important;
    background: rgba(239, 68, 68, 0.1) !important;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes brilliant-slide-in {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }

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

@keyframes brilliant-reveal {
    from {
        opacity: 0;
        max-height: 0;
    }

    to {
        opacity: 1;
        max-height: 1000px;
    }
}

@keyframes brilliant-shake {

    0%,
    100% {
        transform: translateX(0);
    }

    20%,
    60% {
        transform: translateX(-5px);
    }

    40%,
    80% {
        transform: translateX(5px);
    }
}

.brilliant-shake {
    animation: brilliant-shake 0.4s ease-in-out;
}

/* ============================================
   MOBILE RESPONSIVE
   ============================================ */
@media (max-width: 640px) {
    .brilliant-feedback {
        padding: 0.75rem;
    }

    .brilliant-band-toggle {
        flex-direction: column;
    }

    .brilliant-band-toggle-btn {
        padding: 0.75rem;
    }
}