:root{--bg: #0B1418;--surface: #121F24;--border: #22343A;--text: #EAF2F0;--text-dim: #8FA3A8;--accent: #3FA9A0}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Space Grotesk,system-ui,sans-serif}.app{max-width:960px;margin:0 auto;padding:32px 20px 60px}.app__header{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap;margin-bottom:32px}.app__eyebrow{font-family:IBM Plex Mono,monospace;font-size:13px;letter-spacing:.04em;color:var(--accent);margin-bottom:4px}.app__title{font-size:28px;font-weight:600;margin:0}.app__error{background:#2a1418;border:1px solid #E34F4F;color:#f3b9b9;padding:12px 16px;border-radius:6px;margin-bottom:24px;font-size:14px}.app__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:32px}.status-card{background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--border);border-radius:6px;padding:16px 18px}.status-card__top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.status-card__label{font-size:13px;color:var(--text-dim)}.status-card__pill{font-size:11px;font-family:IBM Plex Mono,monospace;border:1px solid;border-radius:999px;padding:2px 8px}.status-card__reading{display:flex;align-items:baseline;gap:6px}.status-card__value{font-family:IBM Plex Mono,monospace;font-size:28px;font-weight:500}.status-card__unit{font-size:13px;color:var(--text-dim)}.overall-badge{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid;border-radius:8px;padding:12px 18px;max-width:360px}.overall-badge__dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}.overall-badge__label{font-weight:600;font-size:14px}.overall-badge__message{font-size:12px;color:var(--text-dim);margin-top:2px}.app__panel{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:20px}.app__panel-title{font-size:15px;font-weight:600;margin:0 0 12px;color:var(--text-dim);text-transform:none}.app__empty{color:var(--text-dim);font-size:14px;padding:30px 0;text-align:center}.trend-chart__tabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}.trend-chart__tab{background:transparent;border:1px solid var(--border);color:var(--text-dim);padding:6px 12px;border-radius:6px;font-size:13px;font-family:inherit;cursor:pointer}.trend-chart__tab--active{color:var(--bg);background:var(--accent);border-color:var(--accent)}.app__footer{margin-top:24px;font-size:12px;color:var(--text-dim);font-family:IBM Plex Mono,monospace}