:root{--ink:#1f2a1f;--muted:#5a665a;--line:#dde5dc;--bg:#ffffff;--soft:#f4f8f2;--accent:#2f6b2f;--accent2:#8a4b14;--warn:#7a4b00;--warnbg:#fff6e0;--frost:#2b6cb0}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--accent)}
.wrap{max-width:1080px;margin:0 auto;padding:0 16px}
header{border-bottom:1px solid var(--line);background:var(--soft)}
header .wrap{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 24px;padding-top:14px;padding-bottom:10px}
.brand{font-weight:700;font-size:20px;text-decoration:none;color:var(--ink)}
nav{display:flex;flex-wrap:wrap;gap:4px 16px;font-size:15px}
nav a{text-decoration:none}
nav a[aria-current]{font-weight:700;text-decoration:underline}
main{padding:8px 0 32px}
h1{font-size:26px;margin:20px 0 4px}
h2{font-size:20px;margin:32px 0 6px;padding-top:8px;border-top:1px solid var(--line)}
h3{font-size:17px;margin:20px 0 6px}
.lede{color:var(--muted);margin:0 0 8px}
.meta{font-size:13px;color:var(--muted);margin:4px 0 8px}
.label{display:inline-block;font-size:12px;font-weight:600;border:1px solid var(--warn);color:var(--warn);background:var(--warnbg);border-radius:4px;padding:1px 6px;margin:2px 0 8px}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:6px;margin:6px 0 4px}
table{border-collapse:collapse;width:100%;font-size:14px;font-variant-numeric:tabular-nums}
th,td{padding:7px 10px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--soft);font-weight:600;font-size:13px}
tr:last-child td{border-bottom:0}
.cap{font-size:12px;color:var(--muted);margin:4px 2px 10px;line-height:1.45}
.note{font-size:13px;color:var(--muted)}
.stats{list-style:none;padding:0;margin:12px 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:8px}
.stats li{border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:13px;color:var(--muted);background:#fff}
.stats span{display:block}
.stats strong{display:block;font-size:22px;color:var(--ink);font-variant-numeric:tabular-nums}
.stats .spring strong{color:var(--accent)}
.stats .fall strong{color:var(--accent2)}
.placeholder{border:1px dashed #9aa79a;border-radius:8px;padding:12px 16px;background:var(--soft);margin:12px 0}
.placeholder h3{margin:0 0 4px}
.lookup{border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:8px;padding:16px;background:var(--soft);margin:18px 0;max-width:640px}
.lookup label{display:block;font-weight:600;margin:0 0 6px}
.lookup .row{display:flex;flex-wrap:wrap;gap:8px}
.lookup input{font:inherit;font-size:18px;padding:8px 10px;border:1px solid #b5c2b5;border-radius:6px;width:9em;letter-spacing:.05em}
.lookup button{font:inherit;font-weight:600;padding:8px 18px;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:#fff;cursor:pointer}
.lookup .msg{min-height:1.4em;margin:8px 0 0;font-size:14px;color:var(--warn)}
.browse{line-height:1.9;columns:4 180px;padding-left:18px}
.chips a{display:inline-block;margin:2px 8px 2px 0}
.bar{position:relative;height:30px;background:linear-gradient(90deg,#e8f0fb,#fff 30%,#fff 70%,#e8f0fb);border:1px solid var(--line);border-radius:6px;margin:10px 0 2px;max-width:760px}
.chart svg{width:100%;height:auto;max-width:760px;display:block}
.faq h3{font-size:16px;margin:16px 0 4px}
.faq p{margin:0 0 8px}
footer{border-top:1px solid var(--line);background:var(--soft);font-size:13px;color:var(--muted);padding:16px 0 28px}
footer p{margin:6px 0}
.foot{margin:0 0 10px;line-height:1.8}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:6px 10px}
.skip:focus{left:8px;z-index:9}
.crumbs ol{list-style:none;margin:14px 0 0;padding:0;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px}
.crumbs li+li:before{content:"›";margin:0 6px 0 2px}
@media (max-width:640px){body{font-size:15px}h1{font-size:22px}th,td{padding:6px 8px;font-size:13px}}
.live{border:1px solid var(--line);border-radius:8px;padding:12px 16px;margin:12px 0;background:#fff}
.live h3{margin:0 0 8px}
.live h4{margin:0 0 4px;font-size:15px}
.soil-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px}
.soil-depth p{margin:0 0 4px}
.big{font-size:28px;font-variant-numeric:tabular-nums}
.pill{display:inline-block;font-size:12px;font-weight:600;border-radius:10px;padding:2px 8px;vertical-align:middle}
.pill-below{background:#e3ecf7;color:#1f4e79}.pill-band{background:#f8e2b0;color:#6b4300}.pill-above{background:#d9ebcf;color:#2f6b2f}
.gauge{width:100%;max-width:320px;height:auto;display:block;margin:4px 0}
.flag{padding:8px 12px;border-radius:6px;margin:0 0 8px}
.flag-none{background:#eef6ea}.flag-frost{background:#fff3d6}.flag-freeze,.flag-hard_freeze{background:#fde2e2}.flag-unknown{background:var(--soft)}
td.frz{color:#a11;font-weight:700}td.frs{color:#8a4b14;font-weight:600}
.alerts{margin:0 0 8px;padding-left:18px;color:#a11}
.live-updated{font-size:12px;color:var(--muted);margin:2px 0 0}
.signup{border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:8px;padding:14px 16px;background:var(--soft);margin:24px 0;max-width:680px}
.signup h2{border-top:0;margin:0 0 4px;padding-top:0;font-size:19px}
.signup p{margin:0 0 10px}
.signup fieldset{border:0;margin:0;padding:0}
.signup label{display:block;font-size:14px;font-weight:600;margin:0 0 4px}
.signup-row{display:flex;flex-wrap:wrap;gap:8px}
.signup input[type=email]{font:inherit;padding:8px 10px;border:1px solid #b5c2b5;border-radius:6px;background:#fff;flex:1 1 220px;max-width:360px;min-width:0}
.signup button{font:inherit;font-weight:600;padding:8px 18px;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:#fff;cursor:pointer}
.signup fieldset[disabled] input,.signup fieldset[disabled] button{opacity:.55;cursor:not-allowed}