.cu-page { max-width: 1080px; margin: 0 auto; padding: 1.5rem 1.5rem 4rem; }
.cu-page h1 { margin: 0 0 0.4rem; }
.cu-page .subhead { color: var(--text-1); margin: 0 0 2rem; }

.cu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1rem;
}

.cu-card {
    background: var(--surface);
    border: 2px solid var(--line);
    border-radius: var(--radius-lg);
    padding: 1.2rem 1.4rem;
    cursor: pointer;
    transition: all 0.15s;
    text-align: left;
    font-family: inherit;
    color: var(--text-0);
    width: 100%;
}
.cu-card:hover {
    border-color: var(--mint-deep);
    background: var(--surface-2);
}
.cu-card.is-active {
    border-color: var(--mint-deep);
    background: var(--surface-2);
    box-shadow: 0 0 0 4px rgba(70, 208, 154, 0.10);
}

.cu-card-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 0.6rem;
    margin-bottom: 0.3rem;
}
.cu-card h3 {
    margin: 0;
    font-family: var(--font-display);
    font-size: 1.1rem;
}
.cu-card .active-mark {
    display: none;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--mint-deep);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.cu-card.is-active .active-mark { display: inline; }

.cu-card .desc {
    color: var(--text-1);
    font-size: 0.92rem;
    line-height: 1.55;
    margin: 0 0 1rem;
}

.cu-swatch-row {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 0.3rem;
    margin: 0 0 0.8rem;
}
.cu-swatch {
    height: 32px;
    border-radius: 4px;
    border: 1px solid var(--line);
    position: relative;
    overflow: hidden;
}
.cu-swatch span {
    display: none;
    position: absolute;
    bottom: 2px; left: 3px;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.cu-mini {
    border-radius: var(--radius);
    padding: 0.7rem 0.9rem;
    font-family: var(--font-sans);
    font-size: 0.82rem;
    line-height: 1.5;
    margin-top: 0.6rem;
    border: 1px solid;
}
.cu-mini .mini-h {
    font-family: var(--font-display);
    font-weight: 700;
    margin-bottom: 0.2rem;
    font-size: 0.95rem;
}
.cu-mini .mini-pill {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 0.05rem 0.45rem;
    border-radius: 999px;
    margin-left: 0.4rem;
    border: 1px solid;
}
.cu-mini .mini-link { text-decoration: underline; }

.cu-actions {
    display: flex;
    gap: 0.6rem;
    align-items: center;
    flex-wrap: wrap;
    padding: 1rem 1.2rem;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    margin-top: 2rem;
}
.cu-actions .label {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--text-3);
}
.cu-btn {
    font-family: var(--font-sans);
    font-size: 0.88rem; font-weight: 500;
    padding: 0.45rem 1rem;
    background: var(--surface);
    color: var(--text-1);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
}
.cu-btn:hover { border-color: var(--mint-deep); color: var(--mint); }
.cu-btn-primary {
    background: var(--mint-deep); color: var(--bg-0);
    border-color: var(--mint-deep); font-weight: 600;
}
.cu-btn-primary:hover { background: var(--mint); border-color: var(--mint); color: var(--bg-0); }

.cu-note {
    margin-top: 1.5rem;
    padding: 0.9rem 1.1rem;
    background: var(--bg-1);
    border-left: 3px solid var(--mint-deep);
    border-radius: 0 var(--radius) var(--radius) 0;
    color: var(--text-1);
    font-size: 0.92rem;
    line-height: 1.6;
}
.cu-note strong { color: var(--mint); }

.cu-status {
    font-family: var(--font-mono); font-size: 0.82rem;
    color: var(--mint-deep);
    margin-left: auto;
    opacity: 0;
    transition: opacity 0.2s;
}
.cu-status.visible { opacity: 1; }