/* ============================================================
   CalcPylot — global stylesheet (single file, no dependencies)
   ============================================================ */
:root{
  --brand:#1f7a5a;
  --brand-dark:#155e45;
  --brand-light:#e8f4ef;
  --ink:#1f2933;
  --muted:#5b6670;
  --line:#e3e8ec;
  --bg:#f6f8f9;
  --card:#ffffff;
  --radius:12px;
  --shadow:0 1px 3px rgba(16,24,32,.06),0 1px 2px rgba(16,24,32,.04);
  --max:1080px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.55;font-size:16px;-webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;word-wrap:break-word;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;-webkit-tap-highlight-color:rgba(31,122,90,.15)}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.container{max-width:var(--max);margin:0 auto;padding:0 18px}

/* ---------- Header ---------- */
.site-header{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .container{display:flex;align-items:center;justify-content:space-between;min-height:62px;gap:16px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:20px;color:var(--ink)}
.brand:hover{text-decoration:none}
.logo{display:inline-block;width:32px;height:32px;border-radius:8px;background:url("/assets/favicon.svg") center/cover no-repeat;font-size:0;color:transparent;line-height:0;flex:0 0 auto}
.main-nav{display:flex;gap:20px;flex-wrap:wrap}
.main-nav a{color:var(--muted);font-weight:600;font-size:15px}
.main-nav a:hover{color:var(--brand);text-decoration:none}

/* ---------- Search ---------- */
.search-wrap{background:var(--brand-light);border-bottom:1px solid var(--line);padding:16px 0}
.search-box{display:flex;gap:8px;max-width:620px;margin:0 auto}
.search-box input{
  flex:1;padding:12px 14px;border:1px solid var(--line);border-radius:9px;
  font-size:16px;background:#fff;outline:none;min-height:46px
}
.search-box input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,122,90,.15)}
.search-box button{
  padding:12px 20px;border:0;border-radius:9px;background:var(--brand);color:#fff;
  font-weight:700;cursor:pointer;font-size:16px;min-height:46px
}
.search-box button:hover{background:var(--brand-dark)}

/* ---------- Breadcrumb ---------- */
.breadcrumb{font-size:13.5px;color:var(--muted);padding:16px 0 4px}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb span{color:var(--ink);font-weight:600}

/* ---------- Layout ---------- */
.layout{padding:12px 0 40px}
.layout.with-side{display:grid;grid-template-columns:1fr 300px;gap:22px;align-items:start}
main{min-width:0}

/* ---------- Cards ---------- */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:22px;margin-bottom:20px
}
.card h1{font-size:27px;margin:0 0 6px;line-height:1.2}
.card h2{font-size:20px;margin:0 0 12px}
.card h3{font-size:16px;margin:0 0 12px}
.lead{color:var(--muted);font-size:16px;margin:0 0 18px}

/* ---------- Prose ---------- */
.prose h2{margin-top:4px}
.prose p{margin:0 0 12px;color:#3a444d}
.prose .note{font-size:13.5px;color:var(--muted);font-style:italic}
.table-wrap{overflow-x:auto;margin:0 0 14px}
.data-table{width:100%;border-collapse:collapse;font-size:14px}
.data-table th,.data-table td{padding:8px 10px;text-align:left;border-bottom:1px solid #e6ebef}
.data-table th{background:#f4f7f9;font-weight:700;color:#20303a}
.data-table tr:last-child td{border-bottom:0}

/* ---------- Calculator form ---------- */
.calc-grid{display:grid;gap:16px}
.calc-grid.two{grid-template-columns:1fr 1fr}
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-weight:600;font-size:14px;color:var(--ink)}
.field label .hint{font-weight:400;color:var(--muted);font-size:12.5px}
.field input,.field select,.field textarea{
  width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;
  font-size:16px;background:#fff;outline:none;color:var(--ink);min-height:46px
}
.field textarea{min-height:120px;resize:vertical;font-family:inherit;line-height:1.5}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,122,90,.15)}
.contact-form{display:flex;flex-direction:column;gap:16px;max-width:560px;margin:8px 0 8px}
.contact-form .hidden-field{position:absolute;left:-9999px;height:0;overflow:hidden}
.form-note{background:#e8f5ef;border:1px solid var(--brand);color:var(--ink);padding:14px 16px;border-radius:9px}
.input-group{display:flex;align-items:stretch;border:1px solid var(--line);border-radius:9px;overflow:hidden;background:#fff}
.input-group:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,122,90,.15)}
.input-group input{border:0;box-shadow:none!important;border-radius:0}
.input-group .addon{
  display:inline-grid;place-items:center;padding:0 12px;background:#f0f3f4;color:var(--muted);
  font-weight:600;font-size:14px;min-width:38px
}
.input-group.left-addon .addon.left{border-right:1px solid var(--line)}
.input-group.right-addon .addon.right{border-left:1px solid var(--line)}

/* ---------- Actions / buttons ---------- */
.actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.btn{padding:12px 24px;border-radius:9px;font-weight:700;font-size:16px;cursor:pointer;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;min-height:48px;-webkit-tap-highlight-color:transparent}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{background:#f0f3f4}

/* ---------- Result box ---------- */
.result{display:none;margin-top:20px;padding:18px;border-radius:10px;background:var(--brand-light);border:1px solid #cfe6dc}
.result.show{display:block}
.result .big{font-size:28px;font-weight:800;color:var(--brand-dark);margin-bottom:10px}
.result .row{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-top:1px dashed #c6ddd3;font-size:14.5px}
.result .row:first-of-type{border-top:0}
.result .row span:first-child{color:var(--muted)}
.result .row span:last-child{font-weight:700}

/* ---------- Digital / tech result panel (scoped: .digital) ---------- */
.digital{
  background:linear-gradient(160deg,#0f2d24 0%,#12352a 100%);
  border:1px solid #1d4a3b;color:#e8f4ef;
  border-radius:14px;padding:20px;margin-top:20px;display:none;
  position:relative;overflow:hidden
}
.digital.show{display:block}
.digital:before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(90deg,rgba(37,160,116,.10) 1px,transparent 1px) 0 0/26px 100%,
    linear-gradient(rgba(37,160,116,.08) 1px,transparent 1px) 0 0/100% 26px;
  opacity:.5
}
.digital>*{position:relative;z-index:1}
.digital .d-label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#7fdcb6;margin:0 0 4px}
.digital .d-big{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:34px;font-weight:800;color:#fff;line-height:1.1;margin:0 0 2px}
.digital .d-sub{font-size:13px;color:#a9c8bd;margin:0 0 16px}
.metric-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin:0 0 6px}
.metric-card{background:rgba(255,255,255,.05);border:1px solid rgba(127,220,182,.22);border-radius:10px;padding:12px}
.metric-card .m-k{font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:#8fb6a8;margin:0 0 5px}
.metric-card .m-v{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:19px;font-weight:800;color:#fff}
.metric-card .m-v small{font-size:11px;font-weight:600;color:#9fc4b6;letter-spacing:0}
.metric-card.accent{border-color:#25a074;background:rgba(37,160,116,.16)}
.zigzag-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 0;border-top:1px dashed rgba(127,220,182,.22);font-size:14px}
.zigzag-row:first-child{border-top:0}
.zigzag-row .z-day{color:#a9c8bd}
.zigzag-row .z-bar{flex:1;height:8px;border-radius:5px;background:rgba(255,255,255,.07);overflow:hidden;margin:0 4px}
.zigzag-row .z-fill{height:100%;background:linear-gradient(90deg,#25a074,#7fdcb6);border-radius:5px}
.zigzag-row .z-val{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:700;color:#fff;min-width:70px;text-align:right}
.d-disclaimer{font-size:11.5px;color:#7f9d92;margin:14px 0 0;font-style:italic}
.protein-box{margin-top:16px;padding-top:14px;border-top:1px solid rgba(127,220,182,.22)}
.glp1-note{margin-top:10px;padding:12px 14px;border-radius:10px;background:rgba(37,160,116,.14);border:1px solid rgba(127,220,182,.3);font-size:13px;color:#d7ede4;line-height:1.5}
.glp1-note strong{color:#fff}

/* Idea 1: hero accent bar under the big number */
.d-hero-bar{height:6px;border-radius:5px;background:rgba(255,255,255,.08);overflow:hidden;margin:10px 0 4px;max-width:320px}
.d-hero-bar span{display:block;height:100%;width:62%;background:linear-gradient(90deg,#25a074,#7fdcb6);border-radius:5px}

/* Idea 2: goal pills */
.goal-pills{display:flex;gap:8px;margin:16px 0 4px;flex-wrap:wrap}
.goal-pills button{
  appearance:none;cursor:pointer;font:inherit;font-size:13px;font-weight:700;
  padding:8px 16px;border-radius:999px;color:#bfe0d4;
  background:rgba(255,255,255,.05);border:1px solid rgba(127,220,182,.28)
}
.goal-pills button:hover{background:rgba(127,220,182,.14)}
.goal-pills button.active{background:#25a074;border-color:#25a074;color:#fff}

/* Idea 3: colored metric chips */
.metric-card.chip-green{border-color:rgba(127,220,182,.4);background:rgba(37,160,116,.14)}
.metric-card.chip-blue{border-color:rgba(120,180,255,.4);background:rgba(70,120,220,.16)}
.metric-card.chip-blue .m-k{color:#a9c4ea}
.metric-card.chip-orange{border-color:rgba(255,190,120,.4);background:rgba(220,140,50,.16)}
.metric-card.chip-orange .m-k{color:#efc79b}
.metric-card.is-hidden{display:none}

/* Tool-style header strip on the calculator card */
.tool-head{
  display:flex;align-items:center;gap:10px;margin:0 -22px 18px;padding:12px 22px;
  background:linear-gradient(160deg,#0f2d24,#12352a);color:#e8f4ef;
  border-radius:12px 12px 0 0;font-weight:700;font-size:15px
}
.tool-head .dot{width:10px;height:10px;border-radius:50%;background:#7fdcb6;box-shadow:0 0 0 4px rgba(127,220,182,.18);flex:0 0 auto}
.tool-head small{margin-left:auto;font-weight:600;font-size:12px;color:#9fc4b6}

/* Subtle group heading inside the form */
.field-group-label{grid-column:1/-1;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:700;margin:4px 0 -4px}

/* Structured "aligned row" form (label left, input right) */
.row-form{display:flex;flex-direction:column;gap:0;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#fff}
.row-form .rf-group{padding:6px 12px;background:#f4f7f9;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:700;border-bottom:1px solid var(--line)}
.rf-row{display:flex;align-items:center;gap:12px;padding:9px 12px;border-bottom:1px solid var(--line)}
.rf-row:last-child{border-bottom:0}
.rf-row>label{flex:0 0 132px;font-size:14px;font-weight:600;color:var(--ink)}
.rf-row>label .hint{display:block;font-weight:400;color:var(--muted);font-size:11.5px}
.rf-control{flex:1;min-width:0;display:flex;align-items:center;gap:8px}
.rf-control select,.rf-control input{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:15px;background:#fff;outline:none;color:var(--ink);min-height:42px}
.rf-control select:focus,.rf-control input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,122,90,.15)}
.rf-unit{flex:0 0 auto;min-width:34px;text-align:center;color:var(--muted);font-weight:700;font-size:13px}
@media(max-width:560px){
  .rf-row{flex-wrap:wrap;gap:6px}
  .rf-row>label{flex:1 1 100%}
}

/* Fancy: smooth fade-in for results + hover lift on chips + number glow */
.digital.show{animation:calcFade .35s ease}
@keyframes calcFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.metric-card{transition:transform .15s ease,box-shadow .15s ease}
.metric-card:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.18)}
.digital .d-big{text-shadow:0 0 18px rgba(127,220,182,.25)}
@media(max-width:640px){
  .metric-grid{grid-template-columns:1fr}
  .digital .d-big{font-size:28px}
  .tool-head{margin:0 -18px 16px;padding:11px 18px}
}

/* ---------- FAQ ---------- */
.faq details{border-bottom:1px solid var(--line);padding:10px 0}
.faq details:last-child{border-bottom:0}
.faq summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary:before{content:"+";color:var(--brand);font-weight:800;margin-right:8px}
.faq details[open] summary:before{content:"–"}
.faq details p{margin:10px 0 4px;color:#3a444d;font-size:14.5px}

/* ---------- Sidebar ---------- */
.side .card ul{list-style:none;margin:0;padding:0}
.side .card li{padding:7px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.side .card li:last-child{border-bottom:0}

/* ---------- Homepage category grids ---------- */
.cat-block{margin-top:22px}
.link-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.link-grid a{
  display:flex;align-items:center;min-height:48px;padding:12px 14px;border:1px solid var(--line);border-radius:9px;
  background:#fff;font-weight:600;font-size:14.5px;color:var(--ink)
}
.link-grid a:hover{border-color:var(--brand);background:var(--brand-light);color:var(--brand-dark);text-decoration:none}

/* ---------- Footer ---------- */
.site-footer{background:var(--card);border-top:1px solid var(--line);margin-top:20px;padding:34px 0}
.footer-cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:26px;margin-bottom:22px}
.footer-cols h4{margin:0 0 10px;font-size:15px}
.footer-cols p{color:var(--muted);font-size:14px;margin:0}
.footer-cols ul{list-style:none;margin:0;padding:0}
.footer-cols li{padding:4px 0;font-size:14px}
.footer-cols a{color:var(--muted)}
.footer-cols a:hover{color:var(--brand)}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 20px;margin-bottom:16px}
.footer-links a{color:var(--muted);font-size:14px}
.footer-links a:hover{color:var(--brand)}
.copyright{border-top:1px solid var(--line);padding-top:16px;color:var(--muted);font-size:13px}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .layout.with-side{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr 1fr}
  .side{order:2}
}
@media(max-width:640px){
  .container{padding:0 15px}
  .card{padding:18px}
  .calc-grid.two{grid-template-columns:1fr}
  .link-grid{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr}
  .card h1{font-size:22px}
  .card h2{font-size:18px}
  .result .big{font-size:24px}
  .actions{gap:8px}
  .actions .btn{flex:1 1 auto}
}
@media(max-width:560px){
  .site-header .container{flex-wrap:wrap;min-height:0;padding-top:10px;padding-bottom:10px;gap:8px}
  .main-nav{gap:14px;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:2px}
  .main-nav a{font-size:14px;white-space:nowrap}
}
@media(max-width:380px){
  .brand{font-size:18px}
  .result .row{flex-direction:column;gap:2px}
  .result .row span:last-child{font-weight:800}
}