:root{--text:#0f172a;--muted:#64748b;--border:#d6dee8;--green:#16a34a;--green-dark:#087f3a;--green-deep:#048a3d;--green-bright:#7ed321;--green-soft:#f0fdf4;--blue-soft:#eff6ff;--shadow:0 18px 44px rgba(18,48,68,.10);--brand-gradient:linear-gradient(135deg,#048a3d 0%,#16a34a 46%,#7ed321 100%)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--text);line-height:1.55;font-family:ui-rounded,"SF Pro Rounded","Aptos","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at 18% 10%,rgba(132,209,38,.15),transparent 30%),radial-gradient(circle at 82% 26%,rgba(24,168,75,.11),transparent 34%),linear-gradient(145deg,#f4f7f5,#eef5f0 52%,#fff)}
a{color:inherit}button,input,select{font:inherit}[hidden]{display:none!important}.skip-link{position:absolute;left:-999px;top:12px;z-index:1000;padding:10px 14px;border-radius:10px;background:#fff;color:#2563eb;font-weight:850}.skip-link:focus{left:12px}.page-shell{width:min(1080px,calc(100% - 28px));margin:0 auto;padding:18px 0 42px}.site-header{text-align:center;padding:18px 0 16px}.site-logo-main{display:block;width:min(430px,88vw);height:auto;margin:0 auto}.top-nav{display:flex;justify-content:center;gap:9px;flex-wrap:wrap;margin:0 0 24px}.top-nav a{min-height:42px;display:inline-flex;align-items:center;justify-content:center;padding:9px 14px;border:1px solid rgba(227,233,231,.9);border-radius:14px;background:rgba(255,255,255,.58);color:#315564;text-decoration:none;font-weight:850}.top-nav a.active{color:var(--green-dark);border-color:rgba(24,168,75,.30)}
.hero{padding:clamp(23px,4vw,36px);border:1px solid rgba(227,233,231,.9);border-radius:clamp(24px,4vw,34px);background:linear-gradient(155deg,rgba(255,255,255,.68),rgba(244,247,245,.52),rgba(227,233,231,.36));box-shadow:0 24px 56px rgba(18,48,68,.13);text-align:center}.eyebrow{margin:0 0 7px;color:var(--green-dark);font-size:13px;font-weight:900;text-transform:uppercase;letter-spacing:.08em}.hero h1{margin:0 auto 9px;max-width:850px;font-size:clamp(34px,5.2vw,54px);line-height:1.03;letter-spacing:-.03em}.hero p{max-width:760px;margin:0 auto;color:#536b78;font-size:clamp(16px,2.3vw,18px)}.hero-note{margin-top:10px!important;font-size:13px!important;color:var(--muted)!important}
.tool-card,.content-card,.cta-card{margin-top:22px;border:1px solid rgba(227,233,231,.92);border-radius:28px;background:rgba(255,255,255,.78);box-shadow:var(--shadow)}.tool-card{padding:clamp(20px,4vw,34px)}.tool-head{margin-bottom:14px}.tool-head h2,.content-card h2,.cta-card h2{margin:0;font-size:clamp(24px,3.3vw,33px);line-height:1.12}.tool-head p{margin:4px 0 0;color:var(--muted)}
.segment-switch{display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:7px;margin:0 0 16px;border:1px solid rgba(134,239,172,.55);border-radius:17px;background:rgba(240,253,244,.62);overflow:hidden}.segment-button{min-height:48px;margin:0;border:1px solid rgba(134,239,172,.48);border-radius:11px;background:rgba(255,255,255,.52);color:#2f6f46;font-weight:900;cursor:pointer}.segment-button.active{background:linear-gradient(135deg,rgba(187,247,208,.65),rgba(220,252,231,.72));color:#166534;border-color:rgba(74,222,128,.65);box-shadow:0 2px 7px rgba(22,163,74,.08)}
.bill-import-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:center;margin-bottom:6px;padding:14px 16px;border:1px solid #86efac;border-radius:17px;background:linear-gradient(135deg,#ecfdf5,#f0fdf4 55%,#f7fee7);box-shadow:0 8px 20px rgba(22,163,74,.06)}.bill-import-card strong,.bill-import-card span{display:block}.bill-import-card strong{color:#14532d}.bill-import-card span{margin-top:3px;color:#456052;font-size:14px}.file-button{min-height:46px;display:inline-flex;align-items:center;justify-content:center;padding:11px 16px;border:0;border-radius:12px;background:var(--brand-gradient);color:#fff;font-weight:900;cursor:pointer;box-shadow:0 10px 22px rgba(4,138,61,.19);white-space:nowrap}.visually-hidden-file{position:absolute!important;width:1px!important;height:1px!important;overflow:hidden!important;clip:rect(0 0 0 0)!important;white-space:nowrap!important}.bill-import-status{min-height:23px;margin:5px 0 10px;color:var(--muted);font-size:14px}.bill-import-status.ok{color:#166534}.bill-import-status.error{color:#b91c1c}
.bill-summary{margin:12px 0 16px;padding:18px;border:1px solid #bbf7d0;border-radius:18px;background:linear-gradient(145deg,#f0fdf4,#fff)}.bill-summary-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.bill-summary-head strong{display:block;font-size:20px}.bill-summary-kicker{display:block;color:#166534;font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.07em}.bill-summary-badge{padding:5px 9px;border-radius:999px;background:#dcfce7;color:#166534;font-size:12px;font-weight:900}.bill-summary-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}.bill-summary-grid>div{padding:12px;border:1px solid #dcfce7;border-radius:13px;background:rgba(255,255,255,.85)}.bill-summary-grid span{display:block;color:var(--muted);font-size:12px}.bill-summary-grid strong{display:block;margin-top:4px;font-size:17px}.bill-summary-note{margin:12px 0 0;padding:11px 12px;border-radius:12px;background:#fff7ed;color:#9a3412;font-size:13px;font-weight:700}.bill-detail{margin-top:10px}.bill-detail summary{cursor:pointer;font-weight:850;color:#315564}.bill-detail-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-top:10px}.bill-detail-grid span{padding:9px 10px;border-radius:10px;background:#fff;color:var(--muted);font-size:12px}.bill-detail-grid strong{display:block;color:var(--text);font-size:14px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.field{min-width:0}.field.span-2,.agriculture-only{grid-column:1/-1}.field label{display:block;margin-bottom:6px;font-size:14px;font-weight:850;color:#264454}.field input,.field select{width:100%;min-height:48px;padding:11px 12px;border:1px solid var(--border);border-radius:12px;background:#fff;color:var(--text);outline:none}.field input:focus,.field select:focus{border-color:rgba(22,163,74,.58);box-shadow:0 0 0 3px rgba(22,163,74,.09)}.field small{display:block;margin-top:5px;color:var(--muted);line-height:1.35}.place-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px}.fallback-field{padding-top:2px}.button{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:11px 16px;border-radius:12px;border:1px solid transparent;cursor:pointer;text-decoration:none;font-weight:900}.button.primary{background:var(--brand-gradient);color:#fff;box-shadow:0 12px 24px rgba(8,127,58,.20)}.button.secondary{background:#fff;color:#315564;border-color:var(--border)}.button:disabled{opacity:.55;cursor:not-allowed}.actions{display:flex;gap:10px;margin-top:20px}.status{margin-top:10px;min-height:22px;color:var(--muted);font-size:14px}.status.ok{color:#166534}.status.error{color:#b91c1c}.compact-callout{margin:0;padding:12px 14px}.callout{border:1px solid #bfdbfe;border-radius:14px;background:#eff6ff;color:#1e3a8a}
.advanced-panel{margin-top:16px;border:1px solid var(--border);border-radius:15px;background:#fbfcfd}.advanced-panel summary{padding:13px 15px;cursor:pointer;color:#315564;font-weight:900}.advanced-grid{padding:0 15px 15px}.advanced-note{grid-column:1/-1;padding:11px 13px;border-radius:12px;background:#f8fafc;color:#5b6d78;font-size:13px}
.result-wrap{margin-top:20px;padding-top:18px;border-top:1px solid rgba(203,213,225,.78)}.source-line{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:10px;color:var(--muted);font-size:12px}.source-badge{display:inline-flex;padding:6px 9px;border-radius:999px;background:#e8f5ec;color:#166534;font-weight:900}.result-kicker{margin:0 0 10px;color:var(--green-dark);font-weight:900}.plain-result{margin-bottom:12px;padding:17px 18px;border:1px solid #bfdbfe;border-radius:17px;background:var(--blue-soft)}.plain-result h3{margin:0 0 5px;font-size:18px;color:#1e3a8a}.plain-result p{margin:0;color:#334155;font-size:15px}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.metric{min-width:0;padding:14px;border:1px solid rgba(203,213,225,.8);border-radius:16px;background:#f8fafc}.metric strong{display:block;font-size:clamp(21px,2.7vw,29px);line-height:1.08;overflow-wrap:anywhere}.metric span{display:block;margin-top:4px;color:var(--muted);font-size:13px}.accent-metric{border-color:#86efac;background:#f0fdf4}.balance-note,.profile-note{margin:10px 0 0;padding:11px 13px;border-radius:12px;background:#f8fafc;color:#526774;font-size:13px}.impact-title{margin:18px 0 9px;font-size:18px}.profile-missing,.storage-note{display:grid;gap:3px;margin-top:14px;padding:14px 15px;border-radius:14px}.profile-missing{border:1px solid #fde68a;background:#fffbeb;color:#78350f}.storage-note{border:1px solid #dbeafe;background:#f8fbff;color:#334155}.profile-missing span,.storage-note span{font-size:13px;line-height:1.45}.detail-panel{margin-top:12px;border:1px solid var(--border);border-radius:14px;background:rgba(255,255,255,.76)}.detail-panel summary{padding:12px 14px;cursor:pointer;font-weight:850;color:#315564}.method-copy{padding:0 14px 14px;color:#526774;font-size:13px}.method-copy p{margin:8px 0}.chart-wrap{padding:4px 14px 14px}.monthly-chart{height:190px;display:grid;grid-template-columns:repeat(12,minmax(22px,1fr));align-items:end;gap:7px;padding:8px 0 0;overflow-x:auto}.month-bar{min-width:22px;height:100%;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:5px}.month-bar .bar{width:min(28px,76%);min-height:2px;border-radius:7px 7px 3px 3px;background:linear-gradient(180deg,#73c928,#16a34a)}.month-bar strong{font-size:11px;color:#23414e;white-space:nowrap}.month-bar span{font-size:11px;color:var(--muted)}
.cta-card{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:18px;padding:clamp(20px,3.5vw,30px)}.cta-card p{margin:7px 0 0;color:var(--muted);max-width:720px}.content-card{padding:clamp(20px,3.5vw,30px)}.content-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}.info-box{padding:14px;border:1px solid rgba(203,213,225,.75);border-radius:15px;background:#f8fafc}.info-box h3{margin:0 0 6px;font-size:16px}.info-box p{margin:0;color:#536b78;font-size:13px}.footer{padding:28px 10px 0;text-align:center;color:var(--muted);font-size:13px}.footer nav{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 14px;margin-top:10px}.footer a{color:#315564}
@media(max-width:800px){.bill-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.content-grid{grid-template-columns:1fr}.cta-card{grid-template-columns:1fr}}
@media(max-width:620px){.page-shell{width:min(100% - 18px,1080px)}.form-grid,.place-row,.metrics{grid-template-columns:1fr}.field.span-2,.agriculture-only,.advanced-note{grid-column:auto}.bill-import-card{grid-template-columns:1fr}.bill-summary-grid,.bill-detail-grid{grid-template-columns:1fr}.button{width:100%}.actions{display:grid;grid-template-columns:1fr}.segment-switch{position:sticky;top:6px;z-index:4;box-shadow:0 8px 20px rgba(15,23,42,.07)}.monthly-chart{gap:5px}}