/* ============================================================
   Plot and Patch — theme styles.
   Design tokens mirror the calculators exactly, so the whole
   site and the tools read as one product. System-font stack
   for speed and cohesion with the (deliberately font-free) tools.
   ============================================================ */

:root {
  --pp-cream:      #f7f2e9;
  --pp-cream-deep: #efe7d7;
  --pp-white:      #fffdf9;
  --pp-earth:      #33241a;
  --pp-earth-soft: #5c4433;
  --pp-ink:        #2b241b;
  --pp-ink-soft:   #766854;
  --pp-line:       #e0d4c0;
  --pp-line-soft:  #ece2d0;
  --pp-green:      #4b7f52;
  --pp-green-deep: #2f5836;
  --pp-green-bright:#6aa06f;
  --pp-slate:      #45677a;
  --pp-slate-deep: #33505f;
  --pp-r:      16px;
  --pp-r-sm:   11px;
  --pp-r-lg:   22px;
  --pp-ease:   cubic-bezier(.22,.61,.36,1);
  --pp-spring: cubic-bezier(.34,1.56,.64,1);
  --pp-sh-sm:  0 1px 2px rgba(51,36,26,.06);
  --pp-sh:     0 4px 14px rgba(51,36,26,.08), 0 1px 3px rgba(51,36,26,.06);
  --pp-sh-lg:  0 20px 44px -14px rgba(51,36,26,.22), 0 4px 12px rgba(51,36,26,.08);
  --pp-maxw:   1120px;
  --pp-gutter: clamp(1.1rem, 4vw, 2.5rem);
  --pp-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--pp-cream); color: var(--pp-ink);
  font-family: var(--pp-font); line-height: 1.65; font-size: 1.02rem;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--pp-green-deep); text-decoration: none; }
a:hover { text-decoration: underline; }
:focus-visible { outline: 2px solid var(--pp-green); outline-offset: 2px; border-radius: 3px; }

.pp-skip { position: absolute; left: -9999px; top: 0; background: var(--pp-earth); color: #fff; padding: .6rem 1rem; border-radius: 0 0 8px 0; z-index: 100; }
.pp-skip:focus { left: 0; }

.pp-container { max-width: var(--pp-maxw); margin: 0 auto; padding-inline: var(--pp-gutter); }

/* ---- Typography ---- */
h1, h2, h3, h4 { color: var(--pp-earth); line-height: 1.12; letter-spacing: -.02em; font-weight: 800; margin: 0 0 .5em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.3rem); }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.5rem); }
p { margin: 0 0 1.1rem; }
.pp-eyebrow { display: inline-flex; align-items: center; gap: .5rem; font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--pp-green-deep); font-weight: 800; margin-bottom: .9rem; }
.pp-eyebrow::before { content: ""; width: 18px; height: 2px; background: var(--pp-green); border-radius: 2px; }
.pp-eyebrow.is-slate { color: var(--pp-slate-deep); }
.pp-eyebrow.is-slate::before { background: var(--pp-slate); }

/* ============================================================
   Header
   ============================================================ */
.pp-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(247,242,233,.85); backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--pp-line);
}
.pp-header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 68px; }
.pp-brand { display: inline-flex; align-items: center; gap: .55rem; font-weight: 800; font-size: 1.18rem; color: var(--pp-earth); letter-spacing: -.02em; text-decoration: none; }
.pp-brand:hover { text-decoration: none; }
.pp-brand-mark { width: 30px; height: 30px; border-radius: 9px; background: linear-gradient(150deg, var(--pp-green) 0%, var(--pp-green-deep) 100%); position: relative; box-shadow: 0 3px 8px -2px rgba(47,88,54,.5); flex-shrink: 0; }
.pp-brand-mark::after { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 30% 28%, rgba(255,255,255,.4), transparent 55%); border-radius: 9px; }
.pp-brand-mark::before { content: ""; position: absolute; left: 50%; top: 52%; width: 9px; height: 13px; transform: translate(-50%,-50%) rotate(-18deg); background: #d7ead9; border-radius: 0 100% 0 100%; }

.pp-nav { display: flex; align-items: center; gap: .3rem; }
.pp-nav a { color: var(--pp-earth-soft); font-weight: 700; font-size: .95rem; padding: .5rem .8rem; border-radius: 9px; transition: background .15s var(--pp-ease), color .15s var(--pp-ease); }
.pp-nav a:hover { background: var(--pp-cream-deep); color: var(--pp-earth); text-decoration: none; }
.pp-nav .pp-nav-cta { background: var(--pp-earth); color: #fff; padding: .5rem 1.05rem; }
.pp-nav .pp-nav-cta:hover { background: var(--pp-earth-soft); color: #fff; }

.pp-nav-toggle { display: none; border: 1px solid var(--pp-line); background: var(--pp-white); border-radius: 9px; width: 42px; height: 40px; cursor: pointer; align-items: center; justify-content: center; }
.pp-nav-toggle span, .pp-nav-toggle span::before, .pp-nav-toggle span::after { content: ""; display: block; width: 18px; height: 2px; background: var(--pp-earth); border-radius: 2px; position: relative; }
.pp-nav-toggle span::before { position: absolute; top: -6px; } .pp-nav-toggle span::after { position: absolute; top: 6px; }

/* ============================================================
   Hero
   ============================================================ */
.pp-hero { padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(2rem,5vw,3.5rem); position: relative; overflow: hidden; }
.pp-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 80% at 88% 8%, rgba(75,127,82,.10), transparent 60%), radial-gradient(50% 70% at 0% 100%, rgba(69,103,122,.08), transparent 60%); pointer-events: none; }
.pp-hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(1.5rem,4vw,3.5rem); align-items: center; position: relative; }
.pp-hero h1 { margin-bottom: .5rem; }
.pp-hero-lead { font-size: clamp(1.05rem,1.6vw,1.22rem); color: var(--pp-ink-soft); max-width: 44ch; margin-bottom: 1.6rem; }
.pp-hero-ctas { display: flex; flex-wrap: wrap; gap: .7rem; }
.pp-btn { display: inline-flex; align-items: center; gap: .5rem; font-weight: 800; font-size: .98rem; padding: .8rem 1.3rem; border-radius: 12px; cursor: pointer; border: 1px solid transparent; transition: transform .14s var(--pp-spring), box-shadow .18s var(--pp-ease), background .15s var(--pp-ease); text-decoration: none; }
.pp-btn:hover { text-decoration: none; transform: translateY(-2px); }
.pp-btn-green { background: linear-gradient(158deg,#3a6b41,#2f5836); color: #fff; box-shadow: 0 10px 24px -8px rgba(47,88,54,.55); }
.pp-btn-slate { background: linear-gradient(158deg,#40667a,#33505f); color: #fff; box-shadow: 0 10px 24px -8px rgba(51,80,95,.55); }
.pp-btn-ghost { background: var(--pp-white); color: var(--pp-earth); border-color: var(--pp-line); box-shadow: var(--pp-sh-sm); }
.pp-btn-ghost:hover { border-color: var(--pp-green-bright); }
.pp-btn svg { width: 17px; height: 17px; }

/* Hero answer card — echoes the calculator result */
.pp-answer-card { background: var(--pp-white); border: 1px solid var(--pp-line); border-radius: var(--pp-r-lg); padding: 1.5rem; box-shadow: var(--pp-sh-lg); position: relative; }
.pp-answer-card-top { display: flex; align-items: center; gap: .55rem; font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--pp-ink-soft); font-weight: 800; margin-bottom: 1rem; }
.pp-answer-card-top .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--pp-green); box-shadow: 0 0 0 4px rgba(75,127,82,.18); }
.pp-answer-row { display: grid; grid-template-columns: 1fr 1.15fr; gap: .7rem; }
.pp-answer-a, .pp-answer-b { border-radius: 14px; padding: 1.1rem; text-align: center; }
.pp-answer-a { background: var(--pp-cream); border: 1px solid var(--pp-line); }
.pp-answer-b { background: linear-gradient(158deg,#3a6b41,#2f5836); box-shadow: 0 10px 24px -8px rgba(47,88,54,.5); position: relative; overflow: hidden; }
.pp-answer-b::after { content:""; position:absolute; top:-40%; right:-20%; width:120px; height:120px; background: radial-gradient(circle, rgba(255,255,255,.16), transparent 70%); }
.pp-answer-num { font-variant-numeric: tabular-nums; display:block; font-size: 2.2rem; font-weight: 800; line-height: 1; color: var(--pp-earth); }
.pp-answer-b .pp-answer-num { color:#fff; font-size: 2.6rem; }
.pp-answer-unit { font-size: .78rem; font-weight: 700; color: var(--pp-ink-soft); }
.pp-answer-b .pp-answer-unit { color: rgba(255,255,255,.9); }
.pp-answer-foot { margin: 1rem 0 0; font-size: .8rem; color: var(--pp-ink-soft); }

/* ============================================================
   Sections
   ============================================================ */
.pp-section { padding: clamp(2.6rem,6vw,4.5rem) 0; }
.pp-section-head { max-width: 60ch; margin-bottom: 2rem; }
.pp-section-head p { color: var(--pp-ink-soft); font-size: 1.06rem; margin: 0; }
.pp-alt { background: var(--pp-cream-deep); border-block: 1px solid var(--pp-line); }

/* Live-tool embed section */
.pp-try .pp-container > .pp-eyebrow { justify-content: flex-start; }

/* Two tool cards */
.pp-tools { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.pp-tool-card { display: block; background: var(--pp-white); border: 1px solid var(--pp-line); border-radius: var(--pp-r-lg); padding: 1.6rem; box-shadow: var(--pp-sh); transition: transform .18s var(--pp-ease), box-shadow .18s var(--pp-ease), border-color .18s var(--pp-ease); position: relative; overflow: hidden; }
.pp-tool-card:hover { text-decoration: none; transform: translateY(-3px); box-shadow: var(--pp-sh-lg); }
.pp-tool-card .badge { display:inline-flex; align-items:center; justify-content:center; width: 46px; height: 46px; border-radius: 13px; margin-bottom: 1rem; }
.pp-tool-card.soil { border-top: 3px solid var(--pp-green); }
.pp-tool-card.soil .badge { background: linear-gradient(150deg,#4b7f52,#2f5836); box-shadow: 0 8px 18px -6px rgba(47,88,54,.5); }
.pp-tool-card.gravel { border-top: 3px solid var(--pp-slate); }
.pp-tool-card.gravel .badge { background: linear-gradient(150deg,#45677a,#33505f); box-shadow: 0 8px 18px -6px rgba(51,80,95,.5); }
.pp-tool-card h3 { margin-bottom: .35rem; }
.pp-tool-card p { color: var(--pp-ink-soft); font-size: .96rem; margin-bottom: 1rem; }
.pp-tool-card .go { display:inline-flex; align-items:center; gap:.4rem; font-weight:800; font-size:.92rem; color: var(--pp-earth); }
.pp-tool-card.soil .go { color: var(--pp-green-deep); }
.pp-tool-card.gravel .go { color: var(--pp-slate-deep); }

/* Principles */
.pp-principles { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.2rem; }
.pp-principle { background: var(--pp-white); border: 1px solid var(--pp-line); border-radius: var(--pp-r); padding: 1.4rem; box-shadow: var(--pp-sh-sm); }
.pp-principle .n { font-variant-numeric: tabular-nums; font-size: .78rem; font-weight: 800; color: var(--pp-green); letter-spacing: .1em; }
.pp-principle h3 { font-size: 1.15rem; margin: .5rem 0 .4rem; }
.pp-principle p { color: var(--pp-ink-soft); font-size: .94rem; margin: 0; }

/* Guides grid */
.pp-guides { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.2rem; }
.pp-card { display: flex; flex-direction: column; background: var(--pp-white); border: 1px solid var(--pp-line); border-radius: var(--pp-r); overflow: hidden; box-shadow: var(--pp-sh-sm); transition: transform .18s var(--pp-ease), box-shadow .18s var(--pp-ease); }
.pp-card:hover { transform: translateY(-3px); box-shadow: var(--pp-sh); text-decoration: none; }
.pp-card-body { padding: 1.2rem 1.3rem 1.4rem; display: flex; flex-direction: column; gap: .5rem; flex: 1; }
.pp-card-tag { font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; color: var(--pp-green); }
.pp-card.gravel-tag .pp-card-tag { color: var(--pp-slate); }
.pp-card h3 { font-size: 1.12rem; margin: 0; }
.pp-card p { color: var(--pp-ink-soft); font-size: .9rem; margin: 0; }
.pp-card .read { margin-top: auto; font-weight: 800; font-size: .86rem; color: var(--pp-earth); padding-top: .4rem; }

/* ============================================================
   Article (single post / page)
   ============================================================ */
.pp-article { padding: clamp(2rem,5vw,3.5rem) 0; }
.pp-article-head { max-width: 760px; margin: 0 auto 1.8rem; }
.pp-breadcrumb { font-size: .82rem; color: var(--pp-ink-soft); margin-bottom: 1rem; }
.pp-breadcrumb a { color: var(--pp-ink-soft); font-weight: 700; }
.pp-article-meta { display: flex; align-items: center; gap: .7rem; font-size: .88rem; color: var(--pp-ink-soft); margin-top: .8rem; }
.pp-prose { max-width: 760px; margin: 0 auto; font-size: 1.08rem; }
.pp-prose h2 { margin-top: 2.2rem; }
.pp-prose h3 { margin-top: 1.6rem; }
.pp-prose ul, .pp-prose ol { padding-left: 1.3rem; margin: 0 0 1.1rem; }
.pp-prose li { margin: .35rem 0; }
.pp-prose table { width: 100%; border-collapse: collapse; margin: 1.4rem 0; font-size: .95rem; }
.pp-prose th, .pp-prose td { text-align: left; padding: .65rem .8rem; border-bottom: 1px solid var(--pp-line); }
.pp-prose th { background: var(--pp-cream-deep); font-weight: 800; color: var(--pp-earth); }
.pp-prose tr:last-child td { border-bottom: 0; }
.pp-prose a { text-decoration: underline; text-underline-offset: 2px; }
.pp-prose blockquote { margin: 1.4rem 0; padding: .6rem 1.2rem; border-left: 3px solid var(--pp-green); background: var(--pp-cream-deep); border-radius: 0 10px 10px 0; color: var(--pp-earth-soft); }
.pp-prose img { border-radius: 12px; margin: 1.4rem 0; }

/* Page with a calculator: let it breathe full width */
.pp-page-wide .pp-prose { max-width: 960px; }

/* ============================================================
   Footer
   ============================================================ */
.pp-footer { background: var(--pp-earth); color: #e9ddcb; padding: clamp(2.4rem,5vw,3.6rem) 0 1.6rem; margin-top: 2rem; }
.pp-footer a { color: #e9ddcb; }
.pp-footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.pp-footer h4 { color: #fff; font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; margin-bottom: .9rem; }
.pp-footer-brand { display:inline-flex; align-items:center; gap:.55rem; font-weight:800; font-size:1.15rem; color:#fff; margin-bottom:.7rem; }
.pp-footer-brand .pp-brand-mark { box-shadow:none; }
.pp-footer p { color: #c8b9a3; font-size: .92rem; max-width: 40ch; }
.pp-footer ul { list-style: none; padding: 0; margin: 0; }
.pp-footer li { margin: .45rem 0; }
.pp-footer li a { font-size: .92rem; color: #d9cbb6; }
.pp-footer li a:hover { color: #fff; }
.pp-footer-disclaim { border-top: 1px solid rgba(255,255,255,.12); padding-top: 1.3rem; font-size: .8rem; color: #b4a58f; line-height: 1.6; }
.pp-footer-bottom { margin-top: 1rem; font-size: .82rem; color: #b4a58f; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .pp-hero-grid { grid-template-columns: 1fr; }
  .pp-answer-card { max-width: 420px; }
  .pp-principles, .pp-guides { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .pp-nav { position: fixed; inset: 68px 0 auto 0; flex-direction: column; align-items: stretch; background: var(--pp-cream); border-bottom: 1px solid var(--pp-line); padding: .8rem var(--pp-gutter) 1.2rem; gap: .2rem; transform: translateY(-120%); transition: transform .25s var(--pp-ease); box-shadow: var(--pp-sh); }
  .pp-nav.is-open { transform: translateY(0); }
  .pp-nav a { padding: .8rem .6rem; }
  .pp-nav-toggle { display: inline-flex; }
  .pp-tools, .pp-principles, .pp-guides { grid-template-columns: 1fr; }
  .pp-footer-grid { grid-template-columns: 1fr; gap: 1.4rem; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } .pp-btn, .pp-tool-card, .pp-card, .pp-nav { transition: none !important; } }

/* Post card thumbnail (optional featured image) */
.pp-card-thumb { aspect-ratio: 16/9; overflow: hidden; background: var(--pp-cream-deep); }
.pp-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
/* Pagination */
.pagination, .nav-links { display: flex; gap: .4rem; flex-wrap: wrap; }
.pagination .page-numbers, .nav-links .page-numbers { display: inline-flex; min-width: 40px; height: 40px; align-items: center; justify-content: center; padding: 0 .6rem; border: 1px solid var(--pp-line); border-radius: 9px; background: var(--pp-white); font-weight: 700; color: var(--pp-earth-soft); text-decoration: none; }
.pagination .page-numbers.current { background: var(--pp-green-deep); color: #fff; border-color: var(--pp-green-deep); }