.timestamp-converter .container{max-width:1200px;margin:0 auto}.timestamp-converter .conversion-section{display:grid;grid-template-columns:1fr auto 1fr;gap:24px;margin-top:24px;align-items:start}@media (max-width: 768px){.timestamp-converter .conversion-section{grid-template-columns:1fr;gap:16px}}.timestamp-converter .swap-icon{display:flex;align-items:center;justify-content:center;margin-top:60px;padding:10px;background:var(--teb-surface);border:1px solid var(--teb-hairline);border-radius:50%;box-shadow:var(--teb-shadow-card);transition:transform .15s ease;cursor:pointer}.timestamp-converter .swap-icon:hover{transform:scale(1.08)}@media (max-width: 768px){.timestamp-converter .swap-icon{margin-top:0;order:2}}.timestamp-converter .controls-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media (max-width: 480px){.timestamp-converter .controls-row{grid-template-columns:1fr}}.timestamp-converter .action-buttons{display:flex;gap:8px;flex-wrap:wrap}.timestamp-converter .card-actions{margin-top:16px;display:flex;gap:8px}.timestamp-converter .format-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-top:16px}.timestamp-converter .format-item{padding:16px;background:var(--teb-canvas);border-radius:8px;border:1px solid var(--teb-hairline);border-left:3px solid var(--teb-primary)}.timestamp-converter .use-cases{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-top:16px}.timestamp-converter .use-case-item{padding:16px;background:var(--teb-canvas);border-radius:8px;border:1px solid var(--teb-hairline);border-left:3px solid var(--teb-success);transition:transform .15s ease}.timestamp-converter .use-case-item:hover{transform:translateY(-1px)}.timestamp-converter .epoch-note{border-left-color:var(--teb-success)}@media (max-width: 768px){.timestamp-converter{padding:16px}.timestamp-converter .format-info,.timestamp-converter .use-cases{grid-template-columns:1fr}.timestamp-converter .action-buttons{flex-direction:column}}