:root{--canvas: #d8d3c8;--surface: #c9c3b7;--surface-raised: #e7e3da;--text-primary: #33322e;--text-secondary: #5a5751;--accent: #485f55;--accent-contrast: #f5f2eb;--border: #777168;--focus: #4b4036;--caution: #6b554d;--overlay: #26252157;--font-ui: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--font-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", STSong, serif;--font-numeric: "Segoe UI", system-ui, sans-serif;--page-enter: .22s;--controls-enter: .18s;--controls-exit: .24s;--records-expand: .24s;--modal-enter: .18s;--ease-standard: cubic-bezier(.2, 0, 0, 1);--ease-exit: cubic-bezier(.4, 0, 1, 1)}:root[data-theme=mist]{--canvas: #e4e8e6;--surface: #f0f2ef;--surface-raised: #f7f8f5;--text-primary: #39413f;--text-secondary: #596965;--accent: #526b69;--accent-contrast: #f7faf8;--border: #7d8885;--focus: #365b59;--caution: #6c5558;--overlay: 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24px;cursor:pointer;transition:transform 90ms var(--ease-standard),background-color .18s var(--ease-standard)}.primary-button:active,.secondary-button:active{transform:translateY(1px)}.primary-button{margin-top:32px;background:var(--accent);color:var(--accent-contrast);font-weight:600}.primary-button:hover{background:color-mix(in srgb,var(--accent) 90%,black)}.primary-button.compact{margin:0;min-width:120px}.secondary-button{background:transparent;border-color:var(--border)}.secondary-button:hover{background:#ffffff29}.text-button,.records-toggle{background:transparent}.caution{color:var(--caution)}.storage-note{margin:18px auto 0;max-width:30rem;color:var(--text-secondary);font-size:13px}.preferences{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:24px;color:var(--text-secondary);font-size:13px}.preference-button{min-height:44px;padding:0 8px;border:0;background:transparent;color:inherit;cursor:pointer}.preference-button 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