/**
 * Comparador "¿Te Pasó?" - The Underground Style
 * Diseño adictivo, vertical stack, sin bordes
 */

/* ========== VARIABLES LOCALES ========== */
:root {
    --compare-card-gap: 12px;
    --compare-transition: 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ========== OVERLAY FULLSCREEN ========== */
.vr-compare-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--vr-background);
    z-index: var(--vr-z-modal);
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transform: translateY(100%);
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.4s cubic-bezier(0.32, 0.72, 0, 1);
}

.vr-compare-overlay.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* ========== HEADER MINIMALISTA ========== */
.vr-compare-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--vr-spacing-md) var(--vr-spacing-lg);
    padding-top: calc(var(--vr-safe-area-top) + var(--vr-spacing-md));
    background: transparent;
    min-height: 56px;
    position: relative;
    z-index: 10;
}

.vr-compare-close {
    width: 44px;
    height: 44px;
    background: var(--vr-surface-container);
    border: none;
    color: var(--vr-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--vr-radius-md);
    transition: background var(--vr-transition-fast), transform var(--vr-transition-fast);
}

.vr-compare-close:hover {
    background: var(--vr-surface-container-high);
}

.vr-compare-close:active {
    transform: scale(0.95);
}

.vr-compare-close svg {
    width: 22px;
    height: 22px;
}

.vr-compare-title {
    font-family: var(--vr-font-headline);
    font-size: var(--vr-font-size-lg);
    font-weight: var(--vr-font-bold);
    color: var(--vr-text);
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 8px;
}

.vr-compare-title svg {
    color: var(--vr-primary);
}

.vr-compare-counter {
    font-family: var(--vr-font-body);
    font-size: var(--vr-font-size-sm);
    font-weight: var(--vr-font-semibold);
    color: var(--vr-primary);
    background: var(--vr-primary-light);
    padding: 6px 12px;
    border-radius: var(--vr-radius-md);
    display: flex;
    align-items: center;
    gap: 6px;
}

.vr-compare-counter .flame {
    width: 16px;
    height: 16px;
    animation: flamePulse 1.5s ease-in-out infinite;
}

@keyframes flamePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* ========== QUESTION / PROMPT ========== */
.vr-compare-question {
    text-align: center;
    padding: var(--vr-spacing-sm) var(--vr-spacing-lg) var(--vr-spacing-md);
}

.vr-compare-question h2 {
    font-family: var(--vr-font-headline);
    font-size: var(--vr-font-size-2xl);
    font-weight: var(--vr-font-bold);
    color: var(--vr-text);
    margin: 0;
    line-height: 1.2;
}

.vr-compare-question p {
    font-size: var(--vr-font-size-md);
    color: var(--vr-text-muted);
    margin: 6px 0 0;
}

/* ========== BATTLE AREA - VERTICAL STACK ========== */
.vr-compare-battle {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--compare-card-gap);
    padding: 0 var(--vr-spacing-lg);
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
}

/* ========== VS SEPARATOR ========== */
.vr-compare-vs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--vr-spacing-md);
    padding: var(--vr-spacing-xs) 0;
    color: var(--vr-text-muted);
    font-size: var(--vr-font-size-xs);
    font-weight: var(--vr-font-bold);
    text-transform: uppercase;
    letter-spacing: var(--vr-tracking-wider);
}

.vr-compare-vs::before,
.vr-compare-vs::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--vr-border-subtle), transparent);
}

.vr-compare-vs span {
    background: var(--vr-surface-container);
    padding: 6px 16px;
    border-radius: var(--vr-radius-md);
    color: var(--vr-text-secondary);
}

/* ========== CARD ESTILO UNDERGROUND ========== */
.vr-compare-card {
    background: var(--vr-surface);
    border-radius: var(--vr-radius-lg);
    padding: var(--vr-spacing-lg);
    cursor: pointer;
    transition: transform var(--compare-transition), box-shadow var(--compare-transition), background var(--compare-transition);
    position: relative;
    overflow: hidden;
    min-height: 160px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--vr-shadow-md);
}

.vr-compare-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--vr-primary) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.vr-compare-card:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: var(--vr-shadow-glow);
}

.vr-compare-card:hover::before {
    opacity: 0.05;
}

.vr-compare-card:active {
    transform: scale(0.98);
}

/* Card seleccionada */
.vr-compare-card.selected {
    box-shadow: var(--vr-shadow-glow-strong);
    animation: cardSelect 0.4s ease-out;
}

.vr-compare-card.selected::before {
    opacity: 0.1;
}

@keyframes cardSelect {
    0% { transform: scale(1); }
    30% { transform: scale(1.03); }
    100% { transform: scale(1); }
}

.vr-compare-card.winner {
    background: linear-gradient(135deg, var(--vr-surface) 0%, rgba(255, 141, 140, 0.1) 100%);
}

.vr-compare-card.loser {
    opacity: 0.4;
    transform: scale(0.96);
    filter: grayscale(0.5);
}

/* Card header */
.vr-compare-card__header {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: var(--vr-spacing-md);
}

.vr-compare-card__meta {
    font-size: var(--vr-font-size-sm);
    color: var(--vr-text-secondary);
    font-weight: var(--vr-font-medium);
}

/* Card content - TEXTO GRANDE */
.vr-compare-card__content {
    flex: 1;
    display: flex;
    align-items: center;
}

.vr-compare-card__text {
    font-family: var(--vr-font-headline);
    font-size: var(--vr-font-size-xl);
    line-height: var(--vr-leading-snug);
    color: var(--vr-text);
    font-weight: var(--vr-font-medium);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Card footer */
.vr-compare-card__footer {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--vr-spacing-lg);
    margin-top: auto;
    padding-top: var(--vr-spacing-md);
}

.vr-compare-card__stat {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--vr-font-size-sm);
    color: var(--vr-text-secondary);
}

.vr-compare-card__stat svg {
    width: 14px;
    height: 14px;
    color: var(--vr-primary);
}

.vr-compare-card__stat--new {
    color: var(--vr-primary);
    font-weight: var(--vr-font-medium);
}

/* Confetti - particles are injected via JS with position:fixed and animated with rAF */

/* Tap indicator */
.vr-compare-card__tap {
    position: absolute;
    bottom: var(--vr-spacing-md);
    right: var(--vr-spacing-md);
    font-size: var(--vr-font-size-xs);
    color: var(--vr-text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
    opacity: 0.6;
}

/* ========== ACTIONS BAR ========== */
.vr-compare-actions {
    padding: var(--vr-spacing-md) var(--vr-spacing-lg);
    padding-bottom: calc(var(--vr-safe-area-bottom) + var(--vr-spacing-md));
    background: linear-gradient(to top, var(--vr-background) 60%, transparent);
    position: relative;
}

.vr-compare-skip {
    width: 100%;
    padding: var(--vr-spacing-md);
    background: transparent;
    border: 1px solid var(--vr-border-subtle);
    border-radius: var(--vr-radius-md);
    color: var(--vr-text-muted);
    font-family: var(--vr-font-body);
    font-size: var(--vr-font-size-sm);
    cursor: pointer;
    transition: all var(--vr-transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--vr-spacing-sm);
}

.vr-compare-skip:hover {
    background: var(--vr-surface-container);
    border-color: var(--vr-border);
    color: var(--vr-text);
}

.vr-compare-skip svg {
    width: 16px;
    height: 16px;
}

/* ========== ONBOARDING OVERLAY ========== */
.vr-compare-onboarding {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(14, 14, 14, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--vr-spacing-2xl);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.vr-compare-onboarding.active {
    opacity: 1;
    visibility: visible;
}

.vr-compare-onboarding__icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--vr-primary), #ff6b6b);
    border-radius: var(--vr-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--vr-spacing-xl);
    box-shadow: 0 20px 60px rgba(255, 141, 140, 0.4);
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.vr-compare-onboarding__icon svg {
    width: 50px;
    height: 50px;
    color: white;
}

.vr-compare-onboarding__title {
    font-family: var(--vr-font-headline);
    font-size: var(--vr-font-size-3xl);
    font-weight: var(--vr-font-bold);
    color: var(--vr-text);
    text-align: center;
    margin: 0 0 var(--vr-spacing-sm);
}

.vr-compare-onboarding__subtitle {
    font-size: var(--vr-font-size-lg);
    color: var(--vr-text-secondary);
    text-align: center;
    margin: 0 0 var(--vr-spacing-2xl);
    max-width: 280px;
    line-height: var(--vr-leading-relaxed);
}

.vr-compare-onboarding__steps {
    display: flex;
    flex-direction: column;
    gap: var(--vr-spacing-lg);
    margin-bottom: var(--vr-spacing-2xl);
    width: 100%;
    max-width: 300px;
}

.vr-compare-onboarding__step {
    display: flex;
    align-items: center;
    gap: var(--vr-spacing-md);
    padding: var(--vr-spacing-md);
    background: var(--vr-surface-container);
    border-radius: var(--vr-radius-md);
}

.vr-compare-onboarding__step-icon {
    width: 44px;
    height: 44px;
    background: var(--vr-surface-container-high);
    border-radius: var(--vr-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--vr-primary);
}

.vr-compare-onboarding__step-icon svg {
    width: 22px;
    height: 22px;
}

.vr-compare-onboarding__step-text {
    font-size: var(--vr-font-size-sm);
    color: var(--vr-text);
    line-height: var(--vr-leading-normal);
}

.vr-compare-onboarding__step-text strong {
    color: var(--vr-primary);
    font-weight: var(--vr-font-semibold);
}

.vr-compare-onboarding__cta {
    background: var(--vr-primary);
    color: var(--vr-background);
    border: none;
    padding: 16px 48px;
    border-radius: var(--vr-radius-md);
    font-family: var(--vr-font-body);
    font-size: var(--vr-font-size-md);
    font-weight: var(--vr-font-bold);
    cursor: pointer;
    transition: all var(--vr-transition-fast);
    box-shadow: 0 10px 30px rgba(255, 141, 140, 0.3);
    min-width: 200px;
}

.vr-compare-onboarding__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(255, 141, 140, 0.4);
}

.vr-compare-onboarding__cta:active {
    transform: scale(0.98);
}

.vr-compare-onboarding__skip {
    margin-top: var(--vr-spacing-lg);
    background: none;
    border: none;
    color: var(--vr-text-muted);
    font-size: var(--vr-font-size-sm);
    cursor: pointer;
    padding: var(--vr-spacing-sm);
}

.vr-compare-onboarding__skip:hover {
    color: var(--vr-text);
}


/* ========== MOTIVATIONAL MESSAGES ========== */
.vr-compare-motivation {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--vr-font-headline);
    font-size: var(--vr-font-size-2xl);
    font-weight: var(--vr-font-bold);
    color: var(--vr-primary);
    text-align: center;
    opacity: 0;
    pointer-events: none;
    z-index: 60;
}

.vr-compare-motivation.show {
    animation: motivationPop 1.5s ease-out forwards;
}

@keyframes motivationPop {
    0% { opacity: 0; transform: translate(-50%, -50%) scale(0.5); }
    20% { opacity: 1; transform: translate(-50%, -50%) scale(1.1); }
    40% { transform: translate(-50%, -50%) scale(1); }
    100% { opacity: 0; transform: translate(-50%, -60%) scale(1); }
}

/* ========== STREAK INDICATOR ========== */
.vr-compare-streak {
    position: fixed;
    top: calc(var(--vr-safe-area-top) + 70px);
    right: var(--vr-spacing-lg);
    background: linear-gradient(135deg, #ff6b6b, var(--vr-primary));
    color: white;
    padding: 8px 14px;
    border-radius: var(--vr-radius-md);
    font-size: var(--vr-font-size-sm);
    font-weight: var(--vr-font-bold);
    display: flex;
    align-items: center;
    gap: 6px;
    opacity: 0;
    transform: translateX(100px);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 20;
    box-shadow: 0 4px 20px rgba(255, 107, 107, 0.4);
}

.vr-compare-streak.show {
    opacity: 1;
    transform: translateX(0);
}

.vr-compare-streak svg {
    width: 16px;
    height: 16px;
    animation: flamePulse 0.8s ease-in-out infinite;
}

/* ========== EMPTY / LOADING STATES ========== */
.vr-compare-empty,
.vr-compare-loading {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--vr-spacing-2xl);
}

.vr-compare-empty__icon,
.vr-compare-loading__icon {
    width: 100px;
    height: 100px;
    border-radius: var(--vr-radius-xl);
    background: var(--vr-surface-container);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--vr-spacing-xl);
}

.vr-compare-empty__icon svg,
.vr-compare-loading__icon svg {
    width: 50px;
    height: 50px;
    color: var(--vr-primary);
}

.vr-compare-loading__icon svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.vr-compare-empty__title,
.vr-compare-loading__title {
    font-family: var(--vr-font-headline);
    font-size: var(--vr-font-size-2xl);
    font-weight: var(--vr-font-bold);
    color: var(--vr-text);
    margin: 0 0 var(--vr-spacing-sm) 0;
}

.vr-compare-empty__text,
.vr-compare-loading__text {
    font-size: var(--vr-font-size-md);
    color: var(--vr-text-muted);
    margin: 0 0 var(--vr-spacing-xl) 0;
    max-width: 260px;
    line-height: var(--vr-leading-relaxed);
}

.vr-compare-empty__btn {
    display: inline-flex;
    align-items: center;
    gap: var(--vr-spacing-sm);
    background: var(--vr-primary);
    color: var(--vr-background);
    border: none;
    padding: var(--vr-spacing-md) var(--vr-spacing-xl);
    border-radius: var(--vr-radius-md);
    font-family: var(--vr-font-body);
    font-size: var(--vr-font-size-md);
    font-weight: var(--vr-font-semibold);
    cursor: pointer;
    transition: all var(--vr-transition-fast);
}

.vr-compare-empty__btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--vr-shadow-glow);
}

.vr-compare-empty__btn svg {
    width: 18px;
    height: 18px;
}

/* ========== RELATABILITY BAR (for feed cards) ========== */
.vr-relatability {
    display: flex;
    align-items: center;
    gap: var(--vr-spacing-sm);
    padding: var(--vr-spacing-sm) var(--vr-spacing-md);
    background: var(--vr-surface-container);
    border-radius: var(--vr-radius-sm);
    margin-top: var(--vr-spacing-sm);
}

.vr-relatability__bar {
    flex: 1;
    height: 6px;
    background: var(--vr-border-subtle);
    border-radius: var(--vr-radius-pill);
    overflow: hidden;
}

.vr-relatability__fill {
    height: 100%;
    background: var(--vr-primary);
    border-radius: var(--vr-radius-pill);
    transition: width 0.5s ease-out;
}

.vr-relatability__text {
    font-size: var(--vr-font-size-xs);
    font-weight: var(--vr-font-semibold);
    color: var(--vr-text-secondary);
    white-space: nowrap;
}

/* ELO Tier variants */
.vr-relatability--legendary .vr-relatability__fill {
    background: linear-gradient(90deg, #ffd700, #ffaa00, #ffd700);
    background-size: 200% 100%;
    animation: shimmer 2s linear infinite;
}

.vr-relatability--legendary .vr-relatability__text {
    color: #ffd700;
    font-weight: var(--vr-font-bold);
    text-shadow: 0 0 10px rgba(255, 215, 0, 0.5);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.vr-relatability--universal .vr-relatability__fill {
    background: linear-gradient(90deg, var(--vr-primary), #ff6b6b);
}

.vr-relatability--universal .vr-relatability__text {
    color: var(--vr-primary);
    font-weight: var(--vr-font-bold);
}

.vr-relatability--high .vr-relatability__fill {
    background: var(--vr-success);
}

.vr-relatability--high .vr-relatability__text {
    color: var(--vr-success);
    font-weight: var(--vr-font-semibold);
}

.vr-relatability--unique .vr-relatability__fill {
    background: linear-gradient(90deg, #c084fc, #a855f7);
}

.vr-relatability--unique .vr-relatability__text {
    color: #c084fc;
}

/* ========== RESPONSIVE ========== */
@media (max-height: 700px) {
    .vr-compare-card {
        min-height: 140px;
        padding: var(--vr-spacing-md);
    }
    
    .vr-compare-card__text {
        font-size: var(--vr-font-size-lg);
        -webkit-line-clamp: 3;
    }
    
    .vr-compare-question {
        padding: var(--vr-spacing-xs) var(--vr-spacing-lg);
    }
    
    .vr-compare-question h2 {
        font-size: var(--vr-font-size-xl);
    }
}

@media (min-width: 500px) {
    .vr-compare-card__text {
        font-size: var(--vr-font-size-2xl);
    }
    
    .vr-compare-battle {
        max-width: 480px;
        margin: 0 auto;
    }
}