.zsu-card {
    --zsu-accent: #ff6b35;
    position: relative;
    overflow: hidden;
    margin: 18px 0;
    border: 1px solid var(--main-border-color);
    background:
        radial-gradient(circle at 10% 0%, color-mix(in srgb, var(--zsu-accent) 20%, transparent), transparent 32%),
        linear-gradient(135deg, var(--main-bg-color), var(--muted-bg-color));
}

.zsu-card:before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(120deg, rgba(255,255,255,.14), transparent 40%, rgba(255,255,255,.06));
    opacity: .6;
}

.zsu-card-head,
.zsu-card-body {
    position: relative;
    z-index: 1;
}

.zsu-card-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-bottom: 12px;
}

.zsu-card-head h3 {
    margin: 5px 0 0;
    font-size: 20px;
    line-height: 1.25;
}

.zsu-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 2px 9px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .08em;
    color: #fff;
    background: var(--zsu-accent);
    box-shadow: 0 8px 22px color-mix(in srgb, var(--zsu-accent) 28%, transparent);
}

.zsu-count {
    min-width: 86px;
    text-align: right;
    color: var(--muted-2-color);
}

.zsu-count b {
    font-size: 28px;
    color: var(--key-color);
}

.zsu-progress {
    height: 10px;
    overflow: hidden;
    border-radius: 999px;
    background: var(--muted-bg-color);
    box-shadow: inset 0 0 0 1px var(--main-border-color);
}

.zsu-progress i {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, var(--zsu-accent), #ffd166);
    transition: width .35s ease;
}

.zsu-status,
.zsu-reward-note,
.zsu-login-box,
.zsu-coupon-box {
    margin-top: 12px;
    padding: 10px 12px;
    border-radius: 12px;
    background: color-mix(in srgb, var(--zsu-accent) 9%, var(--main-bg-color));
}

.zsu-status-working {
    color: var(--muted-color);
}

.zsu-status-done,
.zsu-reward-success {
    color: #20a162;
}

.zsu-copy-row {
    display: flex;
    gap: 10px;
    margin-top: 14px;
}

.zsu-copy-input {
    flex: 1;
    min-width: 0;
    border: 1px solid var(--main-border-color);
    border-radius: 999px;
    padding: 9px 14px;
    color: var(--muted-color);
    background: var(--main-bg-color);
}

.zsu-copy-btn {
    flex: 0 0 auto;
    border-radius: 999px;
}

.zsu-mini-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.zsu-mini-info {
    color: var(--muted-3-color);
    font-size: 12px;
}

.zsu-coupon-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.zsu-coupon-box b {
    padding: 5px 10px;
    border-radius: 8px;
    background: var(--main-bg-color);
    color: var(--zsu-accent);
    letter-spacing: .04em;
}

.zsu-title-tag {
    vertical-align: middle;
    margin-left: 6px;
}

.zsu-admin-status {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 12px;
}

.zsu-s-active { background: #e8f1ff; color: #1c64d1; }
.zsu-s-unlocked { background: #e9f8ef; color: #16834a; }
.zsu-s-expired { background: #fff5df; color: #a35b00; }
.zsu-s-closed { background: #f1f1f1; color: #666; }

body.dark-theme .zsu-card {
    background:
        radial-gradient(circle at 10% 0%, color-mix(in srgb, var(--zsu-accent) 25%, transparent), transparent 34%),
        linear-gradient(135deg, var(--main-bg-color), var(--muted-bg-color));
}

@media (max-width: 640px) {
    .zsu-card-head {
        align-items: flex-start;
    }

    .zsu-copy-row {
        display: block;
    }

    .zsu-copy-input,
    .zsu-copy-btn {
        width: 100%;
    }

    .zsu-copy-btn {
        margin-top: 10px;
    }
}