.txc-client-tools h1 { font-size: clamp(2.4rem, 5vw, 4.8rem); line-height: 1.05; max-width: 18ch; letter-spacing: -.045em; }
.txc-client-tools__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); gap: 1.5rem; margin-block: 2rem; }
.txc-client-tools__card { background: var(--txc-surface); border: 1px solid var(--txc-line); border-radius: var(--txc-radius); padding: 2rem; max-width: 36rem; }
.txc-client-tools__card p { line-height: 1.6; color: var(--txc-muted); }
.txc-client-tools__notice { border-left: 4px solid var(--txc-accent); padding: 1rem; background: var(--txc-surface); }