/* Power Station Planner: modern outdoor theme.
   Palette: pine #1F4D3A, forest #2E6B4E, ember #D9692B (decor), ember-ink #B4501C (buttons/text on light),
   amber #E89A3C, sand #F6F1E7, sand-2 #ECE3D1, slate #26313A, charcoal #151C21.
   All text/background pairs checked for WCAG AA (normal text >= 4.5:1). */
:root{
  --pine:#1F4D3A;--forest:#2E6B4E;--sage:#7FA88A;--mint:#E3EEE6;
  --ember:#D9692B;--ember-ink:#B4501C;--ember-ink-2:#9A4A12;--amber:#E89A3C;--amber-tint:#FBEBD3;
  --sand:#F6F1E7;--sand2:#ECE3D1;--line:#E2D8C4;--slate:#26313A;--muted:#55616B;--charcoal:#151C21;--white:#fff;
  --radius:16px;--radius-sm:10px;--shadow:0 1px 2px rgba(21,28,33,.06),0 6px 20px rgba(21,28,33,.06);
  --font-head:"Outfit",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --topo:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='420' height='420' viewBox='0 0 420 420'%3E%3Cg fill='none' stroke='%231F4D3A' stroke-opacity='.07' stroke-width='1.2'%3E%3Cpath d='M-20 80c60-40 120 30 190-10s110-50 170 0 80 30 100 10'/%3E%3Cpath d='M-20 110c70-35 125 35 195-5s105-45 165 5 85 30 100 12'/%3E%3Cpath d='M-20 140c75-30 130 40 200 0s100-40 160 10 90 30 100 14'/%3E%3Cpath d='M60 260c0-40 40-70 90-70s100 30 100 70-45 70-95 70-95-30-95-70z'/%3E%3Cpath d='M85 260c0-28 28-48 65-48s72 22 72 48-32 48-68 48-69-20-69-48z'/%3E%3Cpath d='M110 260c0-15 17-26 40-26s44 12 44 26-19 26-42 26-42-11-42-26z'/%3E%3Cpath d='M-20 380c80-30 150 20 230-10s130-40 230 5'/%3E%3Cpath d='M260 330c20-50 90-60 130-30'/%3E%3C/g%3E%3C/svg%3E");
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:400 17px/1.65 var(--font-body);color:var(--slate);background:var(--sand)}
a{color:var(--forest);text-underline-offset:3px;text-decoration-thickness:1.5px}
a:hover{color:var(--pine)}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:4px}
img,svg{max-width:100%}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
.narrow{max-width:780px}
h1,h2,h3{font-family:var(--font-head);color:var(--slate);letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,3.6vw,2.6rem);line-height:1.12;margin:.15em 0 .35em;font-weight:800}
h2{font-size:clamp(1.35rem,2.4vw,1.7rem);margin:1.8em 0 .5em;line-height:1.25;font-weight:700}
h3{font-size:1.15rem;margin:1.4em 0 .35em;font-weight:700}
.lede{font-size:1.15rem;color:var(--muted)}
.meta{font-size:.86rem;color:var(--muted)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:99}

/* Header */
header.site{position:sticky;top:0;z-index:20;background:rgba(246,241,231,.92);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:12px;padding-bottom:12px}
.logo{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--slate);font-family:var(--font-head);font-weight:800;font-size:1.9rem;line-height:1;letter-spacing:-.02em}
.logo img{width:76px;height:76px;filter:drop-shadow(0 2px 4px rgba(21,28,33,.12))}
.logo .lw b{color:var(--ember-ink);font-weight:800}
nav.main{display:flex;gap:4px;flex-wrap:wrap;font-size:.93rem;font-weight:600}
nav.main a{text-decoration:none;color:var(--slate);padding:6px 10px;border-radius:99px}
nav.main a:hover{background:var(--sand2)}
nav.main a[aria-current=page]{background:var(--pine);color:#fff}


/* Affiliate disclosure line (FTC): small, gray, directly under the H1, above any affiliate link.
   >= 14px; contrast: #55616B on sand2 4.98:1, #D5DDD7 on hero pine > 6:1 (WCAG AA). */
.aff-note{font-size:.875rem;line-height:1.45;color:var(--muted);margin:.1em 0 .55em}
.aff-note a{color:inherit}
.hero p.aff-note{font-size:.875rem;color:#D5DDD7;margin:-.1em 0 .9em}

/* Hero (home) */
.hero{position:relative;overflow:hidden;color:var(--sand);background:linear-gradient(180deg,#173A2C 0%,#1F4D3A 45%,#2E6B4E 100%);border-radius:0 0 28px 28px;margin-bottom:34px}
.hero .wrap{position:relative;z-index:2;padding-top:64px;padding-bottom:210px}
.hero h1{color:#fff;font-size:clamp(2.1rem,5vw,3.4rem);max-width:760px;margin-bottom:.3em}
.hero h1 em{font-style:normal;color:var(--amber)}
.hero p{color:#E3EEE6;font-size:1.15rem;max-width:620px}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-head);font-weight:700;font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;color:var(--amber);background:rgba(0,0,0,.18);padding:6px 12px;border-radius:99px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.hero .scene{position:absolute;inset:auto 0 0 0;z-index:1;width:100%;height:auto;display:block}
.hero::before{content:"";position:absolute;inset:0;background-image:var(--topo);opacity:.9;filter:invert(1);mix-blend-mode:soft-light}

/* Hero brand lockup: the logo is the hero's focal point */
.hero-brand{display:flex;align-items:center;gap:clamp(16px,3vw,32px);margin:6px 0 26px}
.hero-brand img{width:clamp(120px,17vw,210px);height:auto;filter:drop-shadow(0 10px 24px rgba(0,0,0,.35))}
.hero-word{font-family:var(--font-head);font-weight:800;line-height:.92;letter-spacing:-.03em;color:#fff;font-size:clamp(3rem,8.2vw,6.4rem);text-shadow:0 4px 18px rgba(0,0,0,.25)}
.hero-word span{display:block;color:var(--amber)}
.hero .tagline{font-family:var(--font-head);font-weight:700;color:#fff;font-size:clamp(1.3rem,2.6vw,1.9rem);line-height:1.2;max-width:760px;margin:.2em 0 .45em}
.hero .tagline em{font-style:normal;color:var(--amber)}

/* Page head (inner pages) */
.pagehead{background:var(--sand2) var(--topo);border-bottom:1px solid var(--line)}
.pagehead .wrap{padding-top:28px;padding-bottom:22px}
.crumbs{font-size:.85rem;color:var(--muted);margin-bottom:4px}
.crumbs a{color:var(--muted)}
main{padding:30px 0 56px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--ember-ink);color:#fff;text-decoration:none;padding:12px 20px;border-radius:12px;font-weight:700;border:0;cursor:pointer;font-size:1rem;font-family:var(--font-body);box-shadow:0 4px 14px rgba(180,80,28,.28);transition:transform .12s ease,background .12s ease}
.btn:hover{background:var(--ember-ink-2);color:#fff;transform:translateY(-1px)}
.btn.secondary{background:rgba(255,255,255,.1);color:#fff;border:1.5px solid rgba(255,255,255,.55);box-shadow:none}
.btn.secondary:hover{background:rgba(255,255,255,.2)}
.btn.ghost{background:#fff;color:var(--pine);border:1.5px solid var(--line);box-shadow:none}
.btn.ghost:hover{border-color:var(--forest);color:var(--pine)}

/* Cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.card h3{margin:.55em 0 .3em}
.card p{margin:.2em 0 .8em;color:#3a4650}
a.card{display:block;text-decoration:none;color:inherit;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}
a.card:hover{transform:translateY(-3px);border-color:var(--sage);box-shadow:0 10px 28px rgba(21,28,33,.10)}
.card .more{font-weight:700;color:var(--forest)}
.icon{display:inline-grid;place-items:center;width:52px;height:52px;border-radius:14px;background:var(--mint);color:var(--pine)}
.icon svg{width:28px;height:28px}
.icon.ember{background:var(--amber-tint);color:var(--ember-ink)}

/* Callouts */
.note,.caution{border-radius:var(--radius-sm);padding:14px 18px;margin:20px 0}
.note{background:var(--mint);border-left:5px solid var(--forest)}
.caution{background:var(--amber-tint);border-left:5px solid var(--ember)}
.toc{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 20px;font-size:.95rem}
.toc ul{margin:.3em 0;padding-left:1.1em}

/* Number strip */
.numbers{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:10px 0 6px}
.numbers .n{background:#fff;border-radius:var(--radius);padding:18px 20px;border:1px solid var(--line);box-shadow:var(--shadow)}
.numbers .n b{display:block;font-family:var(--font-head);font-size:1.5rem;color:var(--pine)}

/* Tables */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:.93rem}
th,td{padding:11px 13px;border-bottom:1px solid #EFE8DA;text-align:left;vertical-align:top}
thead th{position:sticky;top:0;background:var(--pine);color:#fff;font-family:var(--font-head);font-weight:600;letter-spacing:.01em;white-space:nowrap}
tbody th{background:#FAF7F0;color:var(--slate);white-space:nowrap}
tbody tr:nth-child(even) td{background:#FCFAF5}
tbody tr:hover td{background:#F3F8F4}
tr:last-child td,tr:last-child th{border-bottom:0}
.unv{display:inline-block;color:var(--ember-ink-2);background:var(--amber-tint);border-radius:6px;padding:0 6px;font-size:.82rem;font-weight:700;cursor:help}
.aff{font-weight:700}
td .aff{display:inline-block;background:var(--ember-ink);color:#fff;text-decoration:none;padding:5px 11px;border-radius:8px;font-size:.85rem;white-space:nowrap}
td .aff:hover{background:var(--ember-ink-2);color:#fff}

/* Calculator */
.calc{padding:24px}
.calc .row{display:grid;grid-template-columns:1.7fr .7fr .7fr .7fr .55fr 36px;gap:10px;align-items:center;margin-bottom:10px}
.calc .row.head{font-size:.75rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.calc input[type=number],.calc select{width:100%;padding:10px 11px;border:1.5px solid #D8CDB7;border-radius:10px;font:inherit;font-size:.95rem;background:#FFFDF9;color:var(--slate)}
.calc input:focus,.calc select:focus{border-color:var(--forest);outline:none;box-shadow:0 0 0 3px rgba(46,107,78,.18)}
.calc .f{margin:0;font-weight:400}.calc .f span{display:none}
.calc button.rm{background:#fff;border:1.5px solid var(--line);color:#9b2c2c;width:36px;height:36px;border-radius:10px;font-size:1.15rem;cursor:pointer}
.calc button.rm:hover{border-color:#9b2c2c}
.calc .opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:18px 0 6px;padding-top:16px;border-top:1px dashed var(--line)}
.calc label{font-size:.9rem;font-weight:600}
.calc input[type=checkbox]{width:18px;height:18px;accent-color:var(--forest);vertical-align:-3px;margin-right:6px}
.result{background:linear-gradient(180deg,#fff, #FBFDFB);border:2px solid var(--forest);border-radius:var(--radius);padding:20px;margin-top:18px}
.result .big{font-family:var(--font-head);font-size:1.7rem;font-weight:800;color:var(--pine)}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}
.kpi{background:var(--mint);border-radius:12px;padding:12px 14px;font-size:.9rem;color:#2b3a33}
.kpi b{display:block;font-family:var(--font-head);font-size:1.4rem;color:var(--pine)}

/* Footer */
footer.site{background:var(--charcoal) var(--topo);color:#D7D2C6;font-size:.9rem;margin-top:20px}
footer.site .wrap{padding-top:34px;padding-bottom:34px}
footer.site a{color:#F1E6CF}
footer.site .flogo{display:flex;align-items:center;gap:10px;font-family:var(--font-head);font-weight:700;font-size:1.15rem;color:#fff;margin-bottom:8px}
footer.site .flogo img{width:36px;height:36px}
footer.site .flogo .lw b{color:var(--amber)}

@media (max-width:720px){
  body{font-size:16px}
  .hero .wrap{padding-top:40px;padding-bottom:150px}
  nav.main{width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:2px}
  nav.main a{white-space:nowrap}
  .calc{padding:16px}
  .calc .row{grid-template-columns:repeat(4,1fr) 36px;gap:8px;border-bottom:1px solid var(--line);padding-bottom:12px}
  .calc .row .name{grid-column:1/5;grid-row:1}
  .calc .row button.rm{grid-column:5;grid-row:1}
  .calc input[type=number]{padding:9px 7px}
  .calc .row.head{display:none}
  .calc .f span{display:block;font-size:.68rem;color:var(--muted);font-weight:700;margin-bottom:2px;white-space:nowrap}
  .calc .row{align-items:end}
  header.site{position:static}
  .logo{font-size:1.45rem;gap:10px}
  .logo img{width:56px;height:56px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.rec-class{margin:.6em 0 .2em}