/**
 * Onboarding Screen Styles
 * Pinterest-style masonry with gradient overlay
 */

.vr-onboarding {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    background: var(--vr-background);
    overflow: hidden;
}

/* Masonry Grid */
.vr-onboarding__grid {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding: 10px;
    align-content: start;
    overflow: hidden;
}

/* Cards in masonry */
.vr-onboarding__card {
    background: var(--vr-surface);
    border-radius: 16px;
    padding: 14px;
    animation: onboardingFadeIn 0.6s ease-out both;
    animation-delay: var(--delay, 0s);
}

/* Staggered heights for Pinterest effect */
.vr-onboarding__card--col-0:nth-child(3n+1) { margin-top: 0; }
.vr-onboarding__card--col-1:nth-child(3n+2) { margin-top: 30px; }
.vr-onboarding__card--col-2:nth-child(3n+3) { margin-top: 15px; }

.vr-onboarding__card-text {
    font-size: 12px;
    line-height: 1.4;
    color: var(--vr-text);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 6;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.vr-onboarding__card-meta {
    display: block;
    font-size: 10px;
    color: var(--vr-text-muted);
    margin-top: 8px;
}

/* Gradient Overlay - fades from transparent to background */
.vr-onboarding__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        transparent 20%,
        color-mix(in srgb, var(--vr-background) 30%, transparent) 35%,
        color-mix(in srgb, var(--vr-background) 60%, transparent) 45%,
        color-mix(in srgb, var(--vr-background) 85%, transparent) 55%,
        var(--vr-background) 65%,
        var(--vr-background) 100%
    );
    pointer-events: none;
}

/* Content Area */
.vr-onboarding__content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 24px calc(24px + var(--vr-safe-area-bottom, 0px));
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

/* Title */
.vr-onboarding__title {
    font-size: 26px;
    font-weight: 700;
    color: var(--vr-text);
    margin: 0 0 12px;
    line-height: 1.2;
}

/* Subtitle */
.vr-onboarding__subtitle {
    font-size: 15px;
    color: var(--vr-text-secondary);
    margin: 0 0 24px;
    line-height: 1.5;
    max-width: 300px;
}

/* Stats (social proof) */
.vr-onboarding__stats {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--vr-text-muted);
    margin-bottom: 24px;
}

.vr-onboarding__stats-icon {
    font-size: 16px;
}

/* CTA Button */
.vr-onboarding__cta {
    width: 100%;
    max-width: 320px;
    padding: 16px 32px;
    background: var(--vr-primary);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.vr-onboarding__cta:hover {
    background: var(--vr-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px color-mix(in srgb, var(--vr-primary) 40%, transparent);
}

.vr-onboarding__cta:active {
    transform: translateY(0);
}

/* Animations */
@keyframes onboardingFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Exit animation */
.vr-onboarding--exiting {
    animation: onboardingExit 0.4s ease-in forwards;
}

@keyframes onboardingExit {
    to {
        opacity: 0;
        transform: scale(0.95);
    }
}

/* Larger screens */
@media (min-width: 500px) {
    .vr-onboarding__grid {
        gap: 12px;
        padding: 16px;
    }
    
    .vr-onboarding__card {
        padding: 16px;
    }
    
    .vr-onboarding__card-text {
        font-size: 13px;
    }
    
    .vr-onboarding__title {
        font-size: 32px;
    }
    
    .vr-onboarding__subtitle {
        font-size: 16px;
        max-width: 380px;
    }
}