.sg-giftbox {
    --sg-accent: #d6336c;
    --sg-accent-soft: #fde8ef;
    --sg-border: #f3c2d3;
    --sg-text: #333;
    margin: 0 0 1.25rem;
    padding: 1rem 1.25rem;
    border: 1px solid var(--sg-border);
    border-radius: 8px;
    background: var(--sg-accent-soft);
    color: var(--sg-text);
}
.sg-giftbox.sg-reached {
    --sg-accent: #2f9e44;
    --sg-accent-soft: #ebfbee;
    --sg-border: #b2f2bb;
}
.sg-giftbox .sg-head {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: 1.05rem;
}
.sg-giftbox .sg-icon { font-size: 1.4rem; line-height: 1; }
.sg-giftbox .sg-msg { margin: .5rem 0 .75rem; }
.sg-giftbox .sg-bar {
    height: 10px;
    border-radius: 5px;
    background: rgba(0, 0, 0, .08);
    overflow: hidden;
}
.sg-giftbox .sg-bar-fill {
    height: 100%;
    background: var(--sg-accent);
    transition: width .4s ease;
}
.sg-giftbox .sg-gifts {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: .75rem;
}
.sg-giftbox .sg-gift {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    padding: .75rem;
    border: 2px solid transparent;
    border-radius: 8px;
    background: #fff;
    text-align: center;
}
.sg-giftbox .sg-gift.sg-selected { border-color: var(--sg-accent); }
.sg-giftbox .sg-img {
    width: 100%;
    max-width: 120px;
    aspect-ratio: 1 / 1;
    object-fit: contain;
}
.sg-giftbox .sg-name { font-size: .9rem; flex: 1; }
.sg-giftbox .sg-btn { width: 100%; }