:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:#273c2e;background:#f4f5ee;font-synthesis:none;--green:#3f5845;--muted:#7b877a;--lime:#e5eebf;--line:#e4e8dc;--paper:#fffefa}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #92aa65;outline-offset:3px}svg{width:24px;height:24px}button{border:0;background:none;color:inherit}h1,h2,h3,p{margin:0}h1{font-size:28px;font-weight:650;letter-spacing:-1px;line-height:1.35}h2{font-size:19px;font-weight:600}h3{font-size:15px}p{line-height:1.65}small,.sub{color:var(--muted);font-size:12px;line-height:1.6}.shell{max-width:1056px;margin:auto;padding:0 28px 120px}.topbar{height:96px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:14px}.brand{display:flex;align-items:center;gap:10px;font-size:20px;letter-spacing:2px;font-weight:650}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:12px;background:var(--green);color:var(--lime)}.brand small{letter-spacing:1px;font-size:10px;font-weight:400}.top-actions{display:flex;gap:10px;align-items:center}.chip{font-size:11px;border:1px solid var(--line);border-radius:30px;padding:7px 11px;background:var(--paper)}.demo-strip{background:var(--lime);padding:12px 16px;margin:18px 0 0;border-radius:12px;display:flex;align-items:center;justify-content:space-between;font-size:12px;gap:10px}.page-header{padding:36px 0 25px;display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.eyebrow{font-size:10px;color:var(--muted);letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}.page-header p{font-size:13px;color:var(--muted);margin-top:9px}.card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:25px}.card+.card{margin-top:18px}.grid{display:grid;grid-template-columns:1.12fr 1fr;gap:20px;align-items:start}.grid>.card+.card{margin-top:0}.stack{display:grid;gap:18px}.hero{background:var(--green);border:0;color:#fff;border-radius:22px;padding:25px}.hero .sub{color:#c9d1c5}.big-number{font-size:52px;font-weight:550;letter-spacing:-2px;font-variant-numeric:tabular-nums;line-height:1.3}.unit{font-size:14px;font-weight:400;letter-spacing:0;color:#89937f;margin-left:6px}.hero .unit{color:#c9d1c5}.row{display:flex;justify-content:space-between;align-items:center;gap:12px}.divider{border-top:1px solid var(--line);margin:20px 0}.macro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:18px 0}.macro-grid>div{padding:12px 0;border-top:1px solid var(--line)}.macro-grid strong{font-size:23px;font-weight:500;font-variant-numeric:tabular-nums}.macro-grid small{display:block;margin-top:4px}.hero .macro-grid>div{border-color:#5f7261}.hero small{color:#c9d1c5}.button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:47px;padding:12px 20px;background:var(--green);color:#fff;border-radius:13px;font-size:14px;font-weight:550}.button.secondary{background:#edf0e5;color:var(--green)}.button.outline{background:transparent;color:var(--green);border:1px solid #cfd8c4}.button.full{width:100%}.button.small{min-height:38px;padding:8px 12px;font-size:12px}.text-button{font-size:12px;padding:8px 0;text-decoration:underline;text-underline-offset:4px}.field{display:block;margin:20px 0}.field>span,.label{display:block;font-size:12px;color:#667460;margin-bottom:9px;font-weight:550}.field input,.field select,.field textarea{width:100%;min-height:50px;border:1px solid #dfe5d8;border-radius:12px;background:#fafbf5;padding:12px 14px;color:var(--green);outline-color:#99aa73}.field input[type=number]{font-variant-numeric:tabular-nums}.field textarea{resize:vertical;min-height:110px}.field input:focus{background:white;border-color:#99aa73}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.form-grid .field{margin:12px 0}.weight-input input{font-size:32px;height:72px;font-weight:500;letter-spacing:-1px}.note{padding:15px 17px;border-radius:13px;background:#eef2e3;font-size:12px;line-height:1.8;color:#596b42}.note.warning{background:#faf0d9;color:#7d6532}.note.success{background:#e8f0d5;color:#486336}.note+.note{margin-top:12px}.note strong{font-weight:600}.field small{display:block;margin-top:7px}.toolbar{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.badge{padding:5px 10px;border-radius:20px;background:#eef3df;color:#597141;font-size:11px;white-space:nowrap}.badge.slow{background:#f8edcf;color:#93723b}.badge.fast{background:#e5eef2;color:#5f7d8d}.badge.empty{background:#efefea;color:#858b81}.mini-stat strong{font-size:25px;font-weight:500;display:block;margin-top:5px}.empty-state{text-align:center;padding:40px 15px}.empty-state p{color:var(--muted);font-size:13px;margin:15px 0 24px}.empty-mark{width:56px;height:56px;border-radius:20px;margin:0 auto 18px;background:var(--lime);display:grid;place-items:center}.footer-note{font-size:11px;color:var(--muted);text-align:center;margin-top:22px;line-height:1.7}.nav{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);display:flex;justify-content:space-around;width:min(540px,calc(100% - 40px));padding:10px;background:#fffefaeF;border:1px solid var(--line);border-radius:20px;box-shadow:0 8px 40px #30473510;backdrop-filter:blur(16px);z-index:5}.nav a{display:flex;flex-direction:column;align-items:center;gap:5px;flex:1;font-size:10px;color:#8b9386;padding:4px 8px;border-radius:13px}.nav a.active{background:var(--lime);color:var(--green)}.nav svg{width:21px;height:21px}.body-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:16px 0}.body-option{position:relative;min-width:0;text-align:center;border:1.5px solid #d5d9cd;border-radius:12px;background:#f1f0e9;padding:0 0 9px;overflow:hidden;cursor:pointer;font-size:13px;font-weight:600;color:#3c493e;line-height:1.3}.body-option input{position:absolute;z-index:1;top:7px;left:7px;width:14px;height:14px;margin:0;accent-color:var(--green)}.body-option:has(input:checked){background:#e6ecd9;border-color:#60794c;box-shadow:0 0 0 1px #60794c}.body-figure{width:100%;height:auto;aspect-ratio:1;display:block;margin:0 auto 8px}.body-option:hover{border-color:#8c9a7e}.body-option:has(input:focus-visible){outline:3px solid #92aa65;outline-offset:3px}.optional-choice{font-size:12px;display:flex;align-items:center;gap:8px}.calendar-week,.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:5px}.calendar-week{color:var(--muted);font-size:10px;text-align:center;margin:24px 0 12px}.calendar-day{border:1px solid transparent;min-height:76px;border-radius:10px;text-align:center;padding:8px 2px;font-size:12px;display:flex;flex-direction:column;align-items:center;gap:4px}.calendar-day.recorded{background:#edf1e1}.calendar-day.selected{border-color:#839c64;background:#e4eccb}.calendar-day.today>span{text-decoration:underline;text-underline-offset:3px}.calendar-day strong{font-size:12px;font-weight:500}.calendar-day small{font-size:8px;white-space:nowrap}.calendar-day:disabled{opacity:.65}.weight-chart{width:100%;height:auto;display:block;margin:20px 0}.weight-chart text{fill:#829078;font-size:10px;font-family:inherit}.legend{display:flex;gap:18px;font-size:11px;color:var(--muted)}.legend i{display:inline-block;width:20px;border-top:2px solid #3f5845;margin-right:5px;vertical-align:middle}.legend .planned{border-color:#99aa73;border-top-style:dashed}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;text-align:left;font-size:12px;white-space:nowrap}th{color:var(--muted);font-weight:400;padding:13px 10px;border-bottom:1px solid var(--line)}td{padding:16px 10px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}.week-card{margin-bottom:14px}.week-card .row{margin-bottom:12px}.week-card p{font-size:12px;color:var(--muted)}.details-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:18px 0}.details-grid strong{font-size:18px;font-weight:500;display:block;margin-top:4px}.data-tools{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:flex;gap:14px;flex-wrap:wrap;align-items:center}.data-tools button,.data-tools label{font-size:11px;cursor:pointer;color:var(--muted)}.file-label{display:inline-block;padding:10px;border-radius:12px;border:1px solid var(--line)}.file-label input{max-width:100%;font-size:12px}.empty-chart{padding:50px 15px;text-align:center;color:var(--muted);font-size:13px}.chat-bubble{padding:20px;background:#edf2e1;border-radius:0 20px 20px 20px;font-size:13px;line-height:1.9;margin:22px 0}.chat-mark{display:flex;gap:10px;align-items:center;font-size:13px;font-weight:550}.chat-mark span{width:34px;height:34px;display:grid;place-items:center;background:var(--green);color:var(--lime);border-radius:12px}.suggestions{display:grid;gap:10px;margin:20px 0}.suggestions button{border:1px solid var(--line);padding:13px;text-align:left;border-radius:12px;font-size:12px}.plan-preview{margin-top:24px}.plan-preview[hidden]{display:none}.kicker{font-size:11px;color:var(--muted);margin-bottom:10px}.achievement{background:var(--lime);padding:25px;border-radius:20px;margin-bottom:20px}.achievement h2{margin:12px 0}.achievement p{font-size:13px;margin-bottom:18px}#toast{position:fixed;bottom:115px;left:50%;transform:translateX(-50%);background:#293e30;color:#fff;padding:14px 20px;border-radius:13px;max-width:calc(100% - 32px);font-size:12px;z-index:20;opacity:0;pointer-events:none;transition:opacity .15s}#toast.visible{opacity:1}.error-text{font-size:12px;line-height:1.7;color:#9d543a;margin:12px 0}.screen-reader{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.archive-list{font-size:12px;color:var(--muted);margin-top:16px}.archive-list p{margin:7px 0}
@media(min-width:800px){.intro-width{max-width:730px;margin:auto}.page-header{padding-top:42px}.shell{padding-bottom:135px}.setup-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}.setup-grid .body-block{grid-row:span 3}.hero .big-number{font-size:58px}.day-detail{position:sticky;top:22px}}
@media(max-width:640px){.shell{padding:0 20px calc(108px + env(safe-area-inset-bottom))}.topbar{height:77px}.brand{font-size:18px;gap:8px}.brand small{display:none}.top-actions{gap:8px}.chip{font-size:10px;padding:7px 9px}.page-header{padding:29px 0 22px}h1{font-size:27px}h2{font-size:18px}.card{padding:21px;border-radius:19px}.grid{grid-template-columns:1fr;gap:18px}.hero{padding:22px;border-radius:19px}.nav{width:calc(100% - 30px);bottom:calc(12px + env(safe-area-inset-bottom));padding:8px;border-radius:18px}.nav a{padding:5px 4px}.calendar-day{min-height:68px;padding:8px 0}.calendar-day strong{font-size:10px}.calendar-day small{font-size:7px}.calendar-grid{gap:3px}.details-grid{gap:13px}.big-number{font-size:48px}.form-grid{gap:0 12px}.button{min-height:46px}.data-tools{gap:13px}.demo-strip{font-size:11px;margin-top:14px}.setup-grid .field{margin:16px 0}.file-label input{width:100%}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* 窄屏下允许格子收缩，避免未齐饮食文字撑宽整个月历。 */
.grid>*{min-width:0}.calendar-grid,.calendar-week{grid-template-columns:repeat(7,minmax(0,1fr))}.calendar-day{min-width:0}.calendar-day small{max-width:100%;overflow:hidden;text-overflow:ellipsis}.chip[aria-pressed=true]{background:var(--lime);border-color:#c2cf9e}
@media(max-width:360px){.calendar-day small{font-size:6px}.row{gap:8px}.toolbar{gap:7px}.chip{padding:7px}.card{padding:18px}}
/* 大图保留矢量细节，手机上两列对照并可直接选择。 */
.body-zoom{width:min(680px,calc(100% - 24px));max-height:calc(100dvh - 32px);padding:0;border:1px solid var(--line);border-radius:20px;background:var(--paper);color:var(--green);overscroll-behavior:contain}
.body-zoom::backdrop{background:#24332999;backdrop-filter:blur(3px)}
.body-zoom-header{position:sticky;top:0;z-index:2;background:var(--paper);padding:18px;display:flex;justify-content:space-between;align-items:center;gap:12px;border-bottom:1px solid var(--line)}
.body-zoom-header .sub{margin-top:6px}.body-zoom-header .chip{flex-shrink:0}
.body-zoom-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:18px}
.body-zoom-grid .body-option{font-size:16px}.body-zoom-grid .body-option[aria-pressed=true]{background:#e6ecd9;border-color:#60794c;box-shadow:0 0 0 1px #60794c}
@media(min-width:600px){.body-zoom-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.nav a{font-size:12px}.chip{min-height:40px;display:inline-flex;align-items:center;justify-content:center}.body-options{grid-template-columns:repeat(2,minmax(0,1fr))}.calendar-day small{font-size:10px}.badge.baseline{background:#e7eef2;color:#4d6670}.backup-banner{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#faf0d9;color:#7d6532;padding:12px 14px;border-radius:12px;margin:0 0 14px;font-size:13px;line-height:1.5}.backup-banner button{min-height:40px;padding:0 12px}.record-page .page-header{padding:16px 0 8px}.weight-card{margin-bottom:18px}.weight-card .field{margin:10px 0 12px}

.consent-copy { line-height: 1.7; margin: 18px 0 24px; }
.consent-copy p { margin: 0 0 10px; }
#consent-form .field { margin-bottom: 18px; }
.site-footer { max-width: 1040px; margin: 0 auto; padding: 0 20px 130px; text-align: center; font-size: 12px; line-height: 1.8; color: var(--muted); }
.site-footer a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.site-footer a + span { margin-left: 14px; }
.intro-features { margin: 20px 0; padding-left: 21px; font-size: 13px; line-height: 1.7; }
.intro-features li + li { margin-top: 10px; }
.intro-action { display: flex; align-items: center; gap: 12px; margin-top: 20px; }
.intro-action .button { flex-shrink: 0; }
.intro-action small { flex: 1; }
@media(max-width:640px) { .calendar-page { padding-bottom: calc(120px + env(safe-area-inset-bottom)); } }