:root{--c-primary: #1a7f5a;--c-primary-dark: #146246;--c-on-primary: #ffffff;--c-bg: #f4f7f5;--c-surface: #ffffff;--c-text: #1f2933;--c-muted: #64716b;--c-border: #dfe7e2;--c-track: #d6e8df;--c-done-bg: #e7f2ec;--c-done-text: #146246;--c-danger: #b3372f;--radius: 10px;font-family:Hiragino Sans,Noto Sans JP,system-ui,sans-serif}:root[data-theme=dark]{--c-primary: #34d399;--c-primary-dark: #6ee7b7;--c-on-primary: #0f1512;--c-bg: #0f1512;--c-surface: #18201b;--c-text: #e9efea;--c-muted: #93a29a;--c-border: #26312b;--c-track: #23453a;--c-done-bg: #26312b;--c-done-text: #93a29a;--c-danger: #f0908a}*{box-sizing:border-box}body{margin:0;background:var(--c-bg);color:var(--c-text);line-height:1.6;transition:background .2s ease,color .2s ease}a{color:var(--c-primary);text-decoration:none}.container{max-width:720px;margin:0 auto;padding:0 16px 48px}.site-header{background:var(--c-surface);border-bottom:1px solid var(--c-border);margin-bottom:24px}.site-header .inner{max-width:720px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:700;font-size:1.1rem;color:var(--c-text)}.brand:before{content:"";display:inline-block;width:10px;height:10px;border-radius:3px;background:var(--c-primary);margin-right:6px}.card{background:var(--c-surface);border:1px solid var(--c-border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.btn{display:inline-block;border:none;border-radius:var(--radius);background:var(--c-primary);color:var(--c-on-primary);padding:10px 18px;font-size:1rem;font-weight:600;cursor:pointer;white-space:nowrap}.btn:hover{background:var(--c-primary-dark)}.btn.secondary{background:transparent;color:var(--c-primary);border:1px solid var(--c-primary)}.btn.danger{background:transparent;color:var(--c-danger);border:1px solid var(--c-danger)}.btn.ghost{background:transparent;color:var(--c-muted);border:1px solid var(--c-border);padding:6px 10px;font-size:.9rem}.field{margin-bottom:14px}.field label{display:block;font-size:.9rem;color:var(--c-muted);margin-bottom:4px}.field input,.field textarea{width:100%;padding:10px;border:1px solid var(--c-border);border-radius:6px;font-size:1rem;background:var(--c-surface);color:var(--c-text)}.inline-input{padding:10px;border:1px solid var(--c-border);border-radius:6px;background:var(--c-surface);color:var(--c-text);font-size:.9rem}.error{color:var(--c-danger);font-size:.9rem;margin:8px 0}.muted{color:var(--c-muted);font-size:.9rem}.trip-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 0;border-bottom:1px solid var(--c-border)}.badge{display:inline-block;font-size:.75rem;padding:2px 8px;border-radius:999px;background:var(--c-done-bg);color:var(--c-done-text)}.progress-track{background:var(--c-track);border-radius:999px;height:12px;overflow:hidden}.progress-fill{background:var(--c-primary);height:100%;border-radius:999px;transition:width .3s ease}.hero{text-align:center;padding:6px 0 2px}.hero .hero-label{font-size:.8rem;color:var(--c-muted)}.hero .hero-value{font-size:52px;font-weight:650;line-height:1.15;color:var(--c-primary-dark)}:root[data-theme=dark] .hero .hero-value{color:var(--c-primary)}.hero .hero-value small{font-size:24px;font-weight:600}.hero .hero-sub{font-size:.9rem;color:var(--c-muted);margin-bottom:10px}.hero .hero-sub strong{color:var(--c-text)}.budget-grid{display:grid;grid-template-columns:1fr auto;gap:8px 12px;align-items:center}table.savings{width:100%;border-collapse:collapse}table.savings th,table.savings td{text-align:left;padding:8px 6px;border-bottom:1px solid var(--c-border);font-size:.95rem}@media(max-width:480px){.trip-row{flex-direction:column;align-items:stretch}}