:root{--sage: #6b9080;--sage-deep: #557567;--sage-soft: #a4c3b2;--mint: #cce3de;--pale: #eaf4f4;--page: #f6fff8;--white: #ffffff;--ink: #24352b;--ink-muted: #5b7169;--ink-faint: #8aa094;--line: #e0eee7;--danger: #b4553f;--ok: #4f7d64;--radius-lg: 22px;--radius-md: 16px;--radius-sm: 12px;--shadow-soft: 0 8px 30px rgba(107, 144, 128, .13);--shadow-card: 0 2px 14px rgba(107, 144, 128, .08);--font-display: "Fraunces", Georgia, "Times New Roman", serif;--font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0}body{font-family:var(--font-body);color:var(--ink);background:radial-gradient(1200px 500px at 50% -10%,var(--pale),transparent 60%),linear-gradient(180deg,var(--page),#eef8f2);background-attachment:fixed;min-height:100vh;-webkit-font-smoothing:antialiased}.wrap{max-width:520px;margin:0 auto;padding:22px 18px calc(48px + 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rgba(180,85,63,.35);box-shadow:none}.btn-ghost:active{background:#b4553f0f}.btn:disabled{opacity:.55;cursor:default;transform:none}.tabs{display:flex;gap:5px;background:var(--mint);border-radius:14px;padding:5px;margin-bottom:18px}.tab{flex:1;text-align:center;font-family:var(--font-body);font-size:14px;font-weight:600;color:var(--sage-deep);background:transparent;border:none;border-radius:10px;padding:10px;cursor:pointer}.tab.active{background:var(--white);color:var(--ink);box-shadow:var(--shadow-card)}.month-nav{display:flex;align-items:center;gap:12px;margin-bottom:14px}.month-nav .lbl{flex:1;text-align:center;font-family:var(--font-display);font-size:20px;font-weight:500}.navbtn{width:46px;height:46px;flex:0 0 46px;font-size:18px;color:var(--sage-deep);background:var(--white);border:1px solid var(--line);border-radius:13px;cursor:pointer;box-shadow:var(--shadow-card)}.navbtn:active{background:var(--pale)}.chart-box{height:380px;position:relative}.chart-empty{color:var(--ink-faint);font-size:14px;text-align:center;padding:48px 8px}.msg{font-size:13.5px;margin-top:12px;min-height:18px}.msg.err{color:var(--danger)}.msg.ok{color:var(--ok)}.result-line{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}.result-line:last-child{border-bottom:none}.result-line .added{color:var(--sage-deep);font-weight:700}.result-line 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