.nexus-callout-box {
    padding: 1rem 1.25rem;
    margin: 1.5rem 0 1.5rem 0;
    border-radius: 0 8px 8px 0;
    font-family: var(--nexus-font-sans, sans-serif);
    font-size: 0.95rem;
    line-height: 1.5;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
    border: 1px solid transparent;
    border-left-width: 4px;
}

/* Light / Dark default support via variables or custom colors */
.nexus-callout-box {
    background-color: rgba(255, 255, 255, 0.02);
    color: #e2e8f0;
}

/* Info style */
.nexus-callout-info {
    border-left-color: var(--nexus-neon, #00ff99);
}

/* Warning style */
.nexus-callout-warning {
    border-left-color: #eab308; /* warning yellow */
    background-color: rgba(234, 179, 8, 0.03);
}

/* Success style */
.nexus-callout-success {
    border-left-color: #10b981; /* success green */
    background-color: rgba(16, 185, 129, 0.03);
}

/* Error style */
.nexus-callout-error {
    border-left-color: #f43f5e; /* error red */
    background-color: rgba(244, 63, 94, 0.03);
}

.nexus-callout-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.nexus-callout-info .nexus-callout-header {
    color: var(--nexus-neon, #00ff99);
}

.nexus-callout-warning .nexus-callout-header {
    color: #eab308;
}

.nexus-callout-success .nexus-callout-header {
    color: #10b981;
}

.nexus-callout-error .nexus-callout-header {
    color: #f43f5e;
}

.nexus-callout-icon {
    flex-shrink: 0;
}

.nexus-callout-body {
    opacity: 0.9;
}

/* Light theme support */
.theme-light .nexus-callout-box {
    background-color: #fcfcfb;
    border: 1px solid rgba(0, 0, 0, 0.03);
    border-left-width: 4px;
    color: #44403c;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.015);
}

.theme-light .nexus-callout-info {
    border-left-color: #10b981;
    background-color: rgba(16, 185, 129, 0.04);
}

.theme-light .nexus-callout-info .nexus-callout-header {
    color: #059669;
}

.theme-light .nexus-callout-warning {
    border-left-color: #d97706;
    background-color: rgba(217, 119, 6, 0.04);
}

.theme-light .nexus-callout-warning .nexus-callout-header {
    color: #d97706;
}

.theme-light .nexus-callout-success {
    border-left-color: #10b981;
    background-color: rgba(16, 185, 129, 0.04);
}

.theme-light .nexus-callout-success .nexus-callout-header {
    color: #059669;
}

.theme-light .nexus-callout-error {
    border-left-color: #e11d48;
    background-color: rgba(225, 29, 72, 0.04);
}

.theme-light .nexus-callout-error .nexus-callout-header {
    color: #e11d48;
}