/* =============================================
   Onboarding Welcome Slider — Block 8
   ============================================= */

.onboarding-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 10, 23, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 20px;
}

.onboarding-overlay--visible {
    opacity: 1;
    visibility: visible;
}

.onboarding {
    background: #141E39;
    border: 1px solid #1E2D5A;
    border-radius: 20px;
    width: 100%;
    max-width: 400px;
    min-height: 420px;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}

/* Skip button */
.onboarding__skip {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: #8B9BB4;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 8px;
    transition: color 0.2s, background 0.2s;
    z-index: 1;
}

.onboarding__skip:hover {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.05);
}

/* Slide content */
.onboarding__slide {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 32px 24px;
    text-align: center;
    min-height: 300px;
}

.onboarding__icon {
    font-size: 56px;
    margin-bottom: 20px;
    line-height: 1;
}

.onboarding__title {
    font-size: 20px;
    font-weight: 700;
    color: #FFFFFF;
    margin: 0 0 14px;
    line-height: 1.3;
}

.onboarding__desc {
    font-size: 14px;
    color: #CBD5E1;
    margin: 0;
    line-height: 1.6;
    white-space: pre-line;
}

/* Dots */
.onboarding__dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    padding: 0 0 20px;
}

.onboarding__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #1E2D5A;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
}

.onboarding__dot--active {
    background: #3A6DF0;
    transform: scale(1.25);
}

.onboarding__dot:hover:not(.onboarding__dot--active) {
    background: #2A3F6E;
}

/* Action button */
.onboarding__btn {
    display: block;
    width: calc(100% - 48px);
    margin: 0 24px 24px;
    padding: 14px 0;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    background: #1E2D5A;
    color: #FFFFFF;
    transition: background 0.2s, transform 0.1s;
}

.onboarding__btn:hover {
    background: #253566;
}

.onboarding__btn:active {
    transform: scale(0.98);
}

.onboarding__btn--accent {
    background: #3A6DF0;
    color: #FFFFFF;
}

.onboarding__btn--accent:hover {
    background: #2F5BD6;
}

/* Mobile */
@media (max-width: 420px) {
    .onboarding {
        max-width: 100%;
        border-radius: 16px;
        min-height: 380px;
    }

    .onboarding__slide {
        padding: 56px 24px 20px;
        min-height: 260px;
    }

    .onboarding__icon {
        font-size: 48px;
    }

    .onboarding__title {
        font-size: 18px;
    }

    .onboarding__desc {
        font-size: 13px;
    }
}