:root{color-scheme:light dark;--surface: #ffffff;--surface-sunken: #f2f4f7;--on-surface: #1b1c1e;--on-surface-muted: #5b5f66;--outline: #d6dae0;--primary: #34618e;--on-primary: #ffffff;--danger: #ba1a1a;--on-danger: #ffffff;--tertiary: #6b5778;--on-tertiary: #ffffff;--online: #1f6d3b;--radius: 12px;--gap: 12px}@media(prefers-color-scheme:dark){:root{--surface: #1b1c1e;--surface-sunken: #121316;--on-surface: #e3e2e6;--on-surface-muted: #a0a4ab;--outline: #3a3d42;--primary: #a1c9fa;--on-primary: #00325a;--danger: #ffb4ab;--on-danger: #690005;--tertiary: #d6bee4;--on-tertiary: #3b2947;--online: #7cd894}}*{box-sizing:border-box}body{margin:0;background:var(--surface-sunken);color:var(--on-surface);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.page{max-width:720px;margin:0 auto;padding:16px}.page--centered{min-height:100vh;display:grid;place-items:center}.topbar{display:flex;align-items:center;justify-content:space-between;gap:var(--gap);flex-wrap:wrap;padding:12px 16px;background:var(--surface);border-bottom:1px solid var(--outline)}.topbar__title{margin:0;font-size:1.25rem}.topbar__actions{display:flex;gap:4px}.section-title{font-size:1rem;margin:8px 0}.card{background:var(--surface);border:1px solid var(--outline);border-radius:var(--radius);padding:16px;display:flex;flex-direction:column;gap:8px}.card--inset{background:var(--surface-sunken)}.card__header{display:flex;align-items:center;justify-content:space-between;gap:var(--gap)}.card__title{margin:0;font-size:1.05rem}.card__heading{margin:0;font-size:.95rem}.child-list,.device-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:var(--gap)}.device{display:flex;align-items:center;justify-content:space-between;gap:var(--gap)}.device__label{margin:0;font-weight:600}.muted{margin:0;color:var(--on-surface-muted);font-size:.875rem}.balance{margin:0;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.badge{font-size:.75rem;padding:2px 8px;border-radius:999px;border:1px solid currentcolor}.badge--online{color:var(--online)}.badge--blocked{color:var(--danger)}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}.button{font:inherit;font-weight:600;border:none;border-radius:999px;padding:10px 18px;cursor:pointer;background:transparent;color:var(--primary)}.button:disabled{opacity:.45;cursor:not-allowed}.button:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.button--primary{background:var(--primary);color:var(--on-primary)}.button--danger{background:var(--danger);color:var(--on-danger)}.button--tertiary{background:var(--tertiary);color:var(--on-tertiary)}.button--text{background:transparent;padding:8px 12px}.button--text.button--danger{color:var(--danger)}.button--block{width:100%}.button-row{display:flex;gap:8px;flex-wrap:wrap}.input{font:inherit;color:inherit;background:var(--surface);border:1px solid var(--outline);border-radius:8px;padding:10px 12px;width:100%}.input:focus-visible{outline:2px solid var(--primary);outline-offset:1px}.field{display:flex;flex-direction:column;gap:4px;font-size:.875rem}.switch{display:flex;align-items:center;gap:8px;cursor:pointer}.switch input{width:1.15rem;height:1.15rem;accent-color:var(--primary)}.new-child{display:flex;gap:8px;margin-bottom:var(--gap)}.block-window-form{display:flex;flex-wrap:wrap;align-items:flex-end;gap:8px}.block-window-form .field{flex:1 1 7rem}.pairing{flex-direction:row;align-items:center;justify-content:space-between}.pairing__code{margin:0;font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:1.75rem;font-weight:700;letter-spacing:.1em}.login{width:min(380px,calc(100vw - 32px))}.login__title{margin:0;font-size:1.4rem}.banner{margin:0;padding:10px 12px;border-radius:8px;display:flex;align-items:center;justify-content:space-between;gap:var(--gap);font-size:.9rem}.banner--error{background:color-mix(in srgb,var(--danger) 15%,transparent);color:var(--danger)}.dialog{border:none;border-radius:var(--radius);padding:24px;max-width:420px;background:var(--surface);color:var(--on-surface)}.dialog::backdrop{background:#00000073}.dialog__title{margin:0 0 8px;font-size:1.1rem}.dialog__body{margin:0 0 16px;color:var(--on-surface-muted)}.dialog__actions{display:flex;justify-content:flex-end;gap:8px}