/* PlantCalcKit redesign layer (staging v5.0). Loaded after site.css: remaps the existing tokens, then adds shared components.
   Contrast checked (WCAG 2.x): white on #B84A0A 5.22, white on hover #9E3F08 6.63, #B84A0A on #F5F8FB 4.90, body #243746 on #F5F8FB 11.5,
   secondary #526575 on #FFF 6.0, #143447 on #FFF 13.0, success #1E6B34 6.6, warning #8A5300 6.3, error #B3261E 6.5, focus ring #1F6FB2 5.3, input border #7B8C99 3.5 */
:root{
  --navy:#143447; --navy-2:#1d4a63; --orange:#B84A0A; --orange-text:#B84A0A; --orange-deco:#F28A32;
  --ink:#243746; --muted:#526575; --line:#D8E2EA; --pale:#F5F8FB; --bg:#F5F8FB; --card:#FFFFFF; --surface:#FFFFFF;
  --ok:#1E6B34; --warn:#8A5300; --bad:#B3261E; --focus:#1F6FB2; --input-line:#7B8C99;
  --radius:12px; --shadow:0 1px 2px rgba(20,52,71,.06),0 4px 14px rgba(20,52,71,.05);
  --s1:4px;--s2:8px;--s3:12px;--s4:16px;--s5:24px;--s6:32px;--s7:48px;--s8:64px;
  --container:1200px;
}
body{background:var(--bg);color:var(--ink);font-size:16px;line-height:1.6;font-feature-settings:"tnum" 0}
.price,.num,td.num,.tnum,.price s,.hero-price{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
a{color:var(--orange-text)}
a:hover{text-decoration:underline}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--container)}
h1,h2,h3,h4{color:var(--navy)}
.prose p,.prose li,.narrow p,.lead{max-width:72ch}
.lead{font-size:1.1rem;color:var(--ink)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* buttons */
.btn{background:var(--orange);color:#fff;border-radius:10px;padding:12px 20px;min-height:44px;display:inline-flex;align-items:center;justify-content:center;line-height:1.2}
.btn:hover{background:#9E3F08;color:#fff}
.btn.ghost{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}
.btn.ghost:hover{background:var(--pale);color:var(--navy)}
.btn.navy{background:var(--navy);color:#fff}
.btn.small{min-height:40px;padding:8px 14px}
.btn[aria-disabled="true"]{background:#526575;color:#fff;opacity:.85}

/* grid children may shrink */
.split>*,.grid>*,.pgrid>*,.rd-split>*{min-width:0}
.btn{white-space:normal}

/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);backdrop-filter:none}
.site-header .wrap{max-width:none;height:64px;gap:4px}
.brand img{height:38px}
.nav{gap:2px}
.nav a{color:var(--navy);font-size:14.5px;padding:8px 10px;min-height:40px;display:inline-flex;align-items:center}
.nav a[aria-current="page"]{background:var(--pale);box-shadow:inset 0 -2px 0 var(--orange)}
.nav .nav-group{display:flex;align-items:center;gap:2px;padding-right:8px;margin-right:6px;border-right:1px solid var(--line)}
.nav a.btn,.nav a.btn.small{color:#fff;min-height:40px;margin-left:4px}
.nav .lang select{font-size:13px;color:var(--navy);border:1px solid var(--input-line);border-radius:8px;background:#fff;padding:6px 4px;min-height:36px;max-width:112px}
.nav .nav-search{min-height:40px}
@media (max-width:1180px){
  .nav-toggle{display:block;min-height:44px}
  .nav{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:8px 20px 16px;box-shadow:0 12px 24px rgba(20,52,71,.12)}
  .nav.open{display:flex}
  .nav .nav-group{display:contents;border:0;padding:0;margin:0}
  .nav a{font-size:1rem;padding:12px;min-height:48px}
  .nav a.btn,.nav a.btn.small{margin:4px 0;justify-content:center}
  .nav .lang{padding:8px 12px}.nav .lang select{max-width:none;width:100%;min-height:44px}
  .nav .nav-search{min-height:44px;margin:4px 12px}
}

/* page heads */
.page-head{background:#fff;border-bottom:1px solid var(--line);padding:var(--s5) 0 var(--s4)}
.page-head h1{font-size:clamp(1.7rem,3.2vw,2.3rem);margin:var(--s2) 0}
.page-head .lead{margin:0}
.crumbs{font-size:.875rem;color:var(--muted)}

/* cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.tag{font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;border-radius:999px;padding:3px 9px;display:inline-block}
.tag.excel{background:#FCEBDD;color:#8A3A08}
.tag.kit{background:#143447;color:#fff}
.tag.book{background:#E4EEF6;color:#143447}
.tag.free{background:#E3F1E6;color:#1E6B34}
.tag.online{background:#E4EEF6;color:#143447}
.section-head{max-width:760px;margin:0 auto var(--s6);text-align:center}
.section-head h2{margin-top:0}
.block{padding:var(--s8) 0}
.block.alt{background:#fff;border-block:1px solid var(--line)}

/* home hero */
.rd-hero{background:var(--navy);color:#fff;padding:var(--s7) 0 var(--s7)}
.rd-hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:var(--s7);align-items:center}
.rd-hero h1{color:#fff;font-size:clamp(2rem,4vw,3rem);letter-spacing:-.015em;margin:var(--s3) 0 var(--s4)}
.rd-hero .eyebrow{color:var(--orange-deco);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.8rem}
.rd-hero .lead{color:#E6EEF4;font-size:1.12rem}
.rd-hero .rd-note{color:#C9D8E3;font-size:.95rem;margin:var(--s3) 0 0}
.rd-hero .rd-note a{color:#fff;text-decoration:underline}
.rd-hero .btn.ghost{background:transparent;color:#fff;border-color:#fff}
.rd-hero .btn.ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.rd-preview{background:#fff;border-radius:var(--radius);padding:10px;box-shadow:0 10px 30px rgba(0,0,0,.28)}
.rd-preview img{border-radius:8px;width:100%;height:auto}
.rd-preview figcaption{color:var(--muted);font-size:.85rem;padding:10px 6px 2px}
.rd-preview figcaption a{font-weight:600}
@media (max-width:900px){.rd-hero .wrap{grid-template-columns:1fr;gap:var(--s5)}}

/* evidence strip */
.rd-evidence{background:#fff;border-bottom:1px solid var(--line)}
.rd-evidence ul{list-style:none;margin:0;padding:var(--s4) 0;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s4)}
.rd-evidence li{margin:0;font-size:.95rem;color:var(--ink);display:flex;gap:10px;align-items:flex-start}
.rd-evidence svg{flex:0 0 22px;width:22px;height:22px;color:var(--ok);margin-top:2px}
.rd-evidence a{font-weight:600}
@media (max-width:900px){.rd-evidence ul{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.rd-evidence ul{grid-template-columns:1fr}}

/* category grid */
.rd-cats{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--s4)}
.rd-cat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--s4) var(--s4) var(--s3);box-shadow:var(--shadow);position:relative;display:flex;flex-direction:column;gap:6px}
.rd-cat h3{margin:0;font-size:1.05rem}
.rd-cat h3 a{color:var(--navy)}
.rd-cat h3 a::after{content:"";position:absolute;inset:0;border-radius:var(--radius)}
.rd-cat:hover{border-color:var(--navy)}
.rd-cat:focus-within{outline:3px solid var(--focus);outline-offset:2px}
.rd-cat .ic{width:36px;height:36px;border-radius:10px;background:#E4EEF6;color:var(--navy);display:grid;place-items:center}
.rd-cat .ic svg{width:20px;height:20px}
.rd-cat p{margin:0;color:var(--muted);font-size:.92rem}
.rd-cat .counts{font-size:.85rem;color:var(--ink);margin-top:auto;padding-top:6px;font-variant-numeric:tabular-nums}
@media (max-width:1000px){.rd-cats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.rd-cats{grid-template-columns:1fr}}

/* comparison */
.rd-compare{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s4)}
.rd-opt{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--s5);display:flex;flex-direction:column;gap:var(--s2);box-shadow:var(--shadow)}
.rd-opt.pri{border:2px solid var(--navy)}
.rd-opt h3{margin:0}
.rd-opt .from{font-size:1.4rem;font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums}
.rd-opt ul{margin:0;padding-left:1.1em;color:var(--ink)}
.rd-opt .btn{margin-top:auto}
@media (max-width:900px){.rd-compare{grid-template-columns:1fr}}

/* product cards (home, shop) */
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s5)}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);display:flex;flex-direction:column;position:relative;overflow:hidden}
.pcard:hover{border-color:var(--navy)}
.pcard:focus-within{outline:3px solid var(--focus);outline-offset:2px}
.pcard .thumb{aspect-ratio:8/5;background:#E4EEF6;display:block}
.pcard .thumb img{width:100%;height:100%;object-fit:cover}
.pcard .body{padding:var(--s4);display:flex;flex-direction:column;gap:var(--s2);flex:1}
.pcard h3{margin:0;font-size:1.05rem;line-height:1.3}
.pcard h3 a{color:var(--navy);text-decoration:none}
.pcard h3 a::after{content:"";position:absolute;inset:0}
.pcard .out{margin:0;color:var(--ink);font-size:.93rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pcard .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:var(--s3);padding-top:var(--s2)}
.pcard .price{font-size:1.15rem;font-weight:700;color:var(--navy);margin:0}
.pcard .price s{font-weight:400;color:var(--muted);font-size:.9rem;margin-left:6px}
.pcard .go{font-weight:600;font-size:.92rem;color:var(--orange-text)}
@media (max-width:1000px){.pgrid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.pgrid{grid-template-columns:1fr}}

/* bundles */
.bundles{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--s5)}
.bundle{background:#fff;border:2px solid var(--navy);border-radius:var(--radius);padding:var(--s5);display:grid;grid-template-columns:1fr 180px;gap:var(--s4);align-items:center;position:relative}
.bundle h3{margin:6px 0}
.bundle p{margin:0 0 var(--s2);font-size:.95rem}
.bundle .price{font-size:1.3rem;font-weight:700;color:var(--navy)}
.bundle .price s{font-weight:400;color:var(--muted);font-size:.95rem}
.bundle .save{font-size:.85rem;color:var(--ok);font-weight:600}
.bundle img{border-radius:8px}
@media (max-width:900px){.bundles{grid-template-columns:1fr}}
@media (max-width:480px){.bundle{grid-template-columns:1fr}}

/* filters */
.fbar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--s4);display:grid;gap:var(--s3);margin-bottom:var(--s5);box-shadow:var(--shadow)}
.fbar .row{display:flex;flex-wrap:wrap;gap:var(--s3);align-items:center}
.fbar input[type=search]{flex:1 1 280px;min-height:44px;border:1.5px solid var(--input-line);border-radius:10px;padding:8px 12px;font:inherit;color:var(--ink);background:#fff}
.fbar input::placeholder{color:#526575}
.fbar .chips{display:flex;flex-wrap:wrap;gap:8px}
.fbar .chip{min-height:40px;padding:6px 14px;border-radius:999px;border:1.5px solid var(--input-line);background:#fff;color:var(--navy);font:600 .9rem var(--font);cursor:pointer}
.fbar .chip[aria-pressed="true"]{background:var(--navy);color:#fff;border-color:var(--navy)}
.fbar .chip[aria-pressed="true"]::before{content:"\2713\00a0"}
.fbar .meta{display:flex;gap:var(--s3);align-items:center;color:var(--ink);font-size:.95rem}
.fbar .reset{background:none;border:0;color:var(--orange-text);font:600 .95rem var(--font);text-decoration:underline;cursor:pointer;min-height:40px}
.fbar label.k{font-size:.8rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.rd-none{padding:var(--s6);text-align:center;background:#fff;border:1px dashed var(--input-line);border-radius:var(--radius)}
[hidden]{display:none!important}

/* starter pack, credibility */
.rd-split{display:grid;grid-template-columns:1fr 1fr;gap:var(--s7);align-items:center}
.rd-split img{border-radius:var(--radius);box-shadow:var(--shadow)}
@media (max-width:900px){.rd-split{grid-template-columns:1fr;gap:var(--s5)}}
.rd-facts{list-style:none;margin:0;padding:0;display:grid;gap:var(--s3)}
.rd-facts li{display:flex;gap:10px;margin:0}
.rd-facts svg{flex:0 0 22px;width:22px;height:22px;color:var(--ok);margin-top:2px}
.rd-reports{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--s4)}
.rd-reports figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px}
.rd-reports figcaption{font-size:.88rem;color:var(--muted);padding-top:8px}
@media (max-width:900px){.rd-reports{grid-template-columns:1fr}}
.rd-close{background:var(--navy);color:#fff;border-radius:var(--radius);padding:var(--s7) var(--s5);text-align:center}
.rd-close h2{color:#fff;margin-top:0}
.rd-close p{color:#E6EEF4;margin-inline:auto}
.rd-close .btn-row{justify-content:center}
.rd-close .btn.ghost{background:transparent;color:#fff;border-color:#fff}

/* footer */
.site-footer{background:var(--navy)}
.site-footer a{color:#fff}
.site-footer p,.site-footer li{color:#DCE6EE}
.site-footer h4{color:#fff}
.site-footer .legal{color:#C9D8E3}

/* contained table scroll helper */
.table-scroll{overflow-x:auto;max-width:100%;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
@media print{.site-header,.site-footer,.fbar,.rd-close{display:none!important}body{background:#fff}}
.pcard .body .tag,.bundle .tag{align-self:flex-start}