*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f172a;--surface: #1e293b;--border: #334155;--accent: #38bdf8;--green: #4ade80;--red: #f87171;--muted: #64748b;--text: #e2e8f0;--tx-col: #fbbf24;--rx-col: #a3e635;--err-col: #f87171;--info-col:#7dd3fc}body{font-family:Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text)}#root{height:100dvh;display:flex;flex-direction:column}header{background:var(--surface);border-bottom:1px solid var(--border);padding:12px 16px;display:flex;align-items:center;gap:12px;flex-shrink:0}header h1{font-size:1rem;font-weight:600;color:var(--accent);flex:1}.clock{display:flex;flex-direction:column;align-items:flex-end;line-height:1.2}.clock-time{font-size:.95rem;font-weight:600;font-family:Cascadia Code,Fira Code,monospace;color:var(--text);letter-spacing:.04em}.clock-date{font-size:.7rem;color:var(--muted)}.status{display:flex;align-items:center;gap:6px;font-size:.8rem}.dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.dot.on{background:var(--green);box-shadow:0 0 6px var(--green)}.dot.off{background:var(--muted)}.toolbar{padding:8px 16px;display:flex;gap:8px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}button{padding:7px 16px;border:none;border-radius:6px;font-size:.85rem;font-weight:500;cursor:pointer;transition:opacity .15s}button:disabled{opacity:.4;cursor:default}.btn-tab{background:transparent;color:var(--muted);border:1px solid transparent}.btn-tab.active{color:var(--accent);border-color:var(--accent)}.btn-clear{background:var(--border);color:var(--text);margin-left:auto}#terminal{flex:1;overflow-y:auto;padding:12px 16px;font-family:Cascadia Code,Fira Code,Consolas,monospace;font-size:.82rem;line-height:1.6;background:var(--bg)}.line{display:flex;gap:10px;word-break:break-all}.ts{color:var(--muted);flex-shrink:0;-webkit-user-select:none;user-select:none}.msg{white-space:pre-wrap}.line.rx .msg{color:var(--rx-col)}.line.tx .msg{color:var(--tx-col)}.line.err .msg{color:var(--err-col)}.line.info .msg{color:var(--info-col)}.dashboard{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:14px}.dash-empty{flex:1;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.9rem}.dash-speed{text-align:center;padding:8px 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16px}.dash-card-label{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px}.dash-card-value{font-size:1.6rem;font-weight:600;line-height:1.1}.dash-card-unit{font-size:.75rem;color:var(--muted);margin-left:3px}.dash-fuel-row{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.dash-stat{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 16px;text-align:center}.dash-stat-val{font-size:1.4rem;font-weight:600;color:var(--info-col)}.dash-stat-label{font-size:.7rem;color:var(--muted);margin-top:4px}.esp32-clock{display:flex;flex-direction:column;align-items:center;padding:12px;background:var(--surface);border:1px solid var(--border);border-radius:10px;gap:2px}.esp32-clock-label{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}.esp32-clock-val{font-size:1.6rem;font-weight:600;font-family:Cascadia Code,Fira Code,monospace;color:var(--accent);letter-spacing:.04em}.esp32-clock-date{font-size:.75rem;color:var(--muted)}.main-content{flex:1;overflow-y:auto;padding-bottom:calc(56px + env(safe-area-inset-bottom));display:flex;flex-direction:column}.dashboard,#terminal{padding-bottom:0}.tab-bar{position:fixed;bottom:0;left:0;right:0;height:56px;background:var(--surface);border-top:1px solid var(--border);display:flex;padding-bottom:env(safe-area-inset-bottom);z-index:100}.tab-btn{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:.7rem;color:var(--muted);background:none;border:none;cursor:pointer;padding:0;min-height:44px;transition:color .15s}.tab-btn.active{color:var(--accent);font-weight:600}.tab-badge{background:var(--red);color:#fff;border-radius:9999px;font-size:.6rem;padding:0 5px;min-width:16px;text-align:center;position:absolute;top:-4px;right:-10px;line-height:16px}.mqtt-status{display:flex;align-items:center;gap:6px;font-size:.78rem;padding:8px 16px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.mqtt-status.mqtt-ok{color:var(--green)}.mqtt-status.mqtt-off{color:var(--muted)}.log-page{flex:1;display:flex;flex-direction:column;overflow:hidden}.log-header{display:flex;align-items:center;justify-content:space-between;padding:8px 16px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.log-mqtt-status{display:flex;align-items:center;gap:6px;font-size:.78rem}.log-mqtt-status.ok{color:var(--green)}.log-mqtt-status.off{color:var(--muted)}.wifi-page{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:16px}.provision-banner{padding:12px 16px;border-radius:8px;font-size:.85rem;line-height:1.5}.provision-banner.ok{background:#4ade801a;color:var(--green);border:1px solid var(--green)}.provision-banner.warn{background:#fbbf241a;color:#fbbf24;border:1px solid #fbbf24}.btn-retry{display:block;margin-top:10px;padding:8px 18px;background:#fbbf2426;color:#fbbf24;border:1px solid #fbbf24;border-radius:6px;font-size:.82rem;cursor:pointer;min-height:44px}.wifi-section{display:flex;flex-direction:column;gap:8px}.wifi-section-title{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:4px}.wifi-empty{font-size:.85rem;color:var(--muted);padding:8px 0}.net-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);font-size:.9rem}.btn-del{padding:5px 12px;background:#f8717126;color:var(--red);border:1px solid var(--red);border-radius:5px;font-size:.78rem;cursor:pointer;min-height:36px}.wifi-form{display:flex;flex-direction:column;gap:10px}.wifi-input{width:100%;padding:10px 12px;background:var(--surface);border:1px solid var(--border);border-radius:6px;color:var(--text);font-size:.9rem;min-height:44px}.wifi-input::placeholder{color:var(--muted)}.wifi-input:focus{outline:none;border-color:var(--accent)}.pass-row{display:flex;gap:8px;align-items:center}.pass-row .wifi-input{flex:1}.btn-show{padding:8px 12px;background:var(--border);color:var(--text);border:none;border-radius:6px;font-size:.8rem;cursor:pointer;flex-shrink:0;min-height:44px}.btn-add{padding:11px 16px;background:var(--accent);color:#0f172a;border:none;border-radius:6px;font-size:.9rem;font-weight:600;cursor:pointer;min-height:44px;transition:opacity .15s}.btn-add:disabled{opacity:.4;cursor:default}.wifi-status-ok{font-size:.85rem;color:var(--green);margin:0}.wifi-status-err{font-size:.85rem;color:var(--red);margin:0}.info-box{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:12px 16px;color:var(--muted);font-size:.8rem;line-height:1.6}