/* ==========================================================================
   HomeFarmHydro — site styles
   Calm botanical palette · clean editorial layout · content-first.
   Authored in src/site.css; copied to /public/assets/css/site.css by build.mjs.
   ========================================================================== */

/* ---- Brand font: Spinnaker, loaded via Google Fonts in <head>.
   To self-host instead, drop Spinnaker-Regular.ttf into /public/assets/fonts/
   (it's in the Drive "font/" folder) and add an @font-face here pointing at it. ---- */

/* ---- Design tokens ---- */
:root {
  --leaf: #2f6b3f;
  --leaf-700: #235331;
  --leaf-900: #15331f;
  --sprout: #7cb15f;
  --sprout-200: #d9ead0;
  --cream: #f6f3ea;
  --paper: #fffefa;
  --ink: #222a20;
  --muted: #5f6b54;
  --line: #e7e0cf;
  --gold: #c39b3f;
  --max: 1140px;
  --measure: 70ch;
  --radius: 14px;
  --radius-sm: 9px;
  --shadow-1: 0 1px 2px rgba(20, 40, 24, .06), 0 6px 18px rgba(20, 40, 24, .07);
  --shadow-2: 0 12px 36px rgba(20, 40, 24, .14);
  --gap: clamp(1rem, 3vw, 2rem);
  --display: "Spinnaker", "Trebuchet MS", "Segoe UI", system-ui, sans-serif;
  --body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ---- Reset / base ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--body);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.65;
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.075rem);
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--leaf-700); text-underline-offset: 2px; }
a:hover { color: var(--leaf); }
h1, h2, h3, h4 { font-family: var(--display); color: var(--leaf-900); line-height: 1.18; font-weight: 400; }
h1 { font-size: clamp(2rem, 1.4rem + 2.6vw, 3.1rem); margin: 0 0 .5em; letter-spacing: -.01em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.3vw, 2.05rem); margin: 1.8em 0 .55em; }
h3 { font-size: clamp(1.18rem, 1.05rem + .5vw, 1.4rem); margin: 1.5em 0 .35em; color: var(--leaf-700); }
p { margin: 0 0 1.1em; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2.2rem 0; }
:focus-visible { outline: 3px solid var(--sprout); outline-offset: 2px; border-radius: 4px; }

/* ---- Layout helpers ---- */
.wrap { width: 100%; max-width: var(--max); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }
.section { padding-block: clamp(2.5rem, 6vw, 5rem); }
.section--tint { background: var(--paper); border-block: 1px solid var(--line); }
.lede { font-size: 1.18rem; color: var(--muted); max-width: 60ch; }
.eyebrow { font-family: var(--display); text-transform: uppercase; letter-spacing: .14em; font-size: .8rem; color: var(--leaf); margin: 0 0 .6rem; }
.center { text-align: center; }
.center .lede { margin-inline: auto; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--display); font-size: 1rem; line-height: 1;
  padding: .8rem 1.4rem; border-radius: 999px; border: 1.5px solid transparent;
  cursor: pointer; text-decoration: none; transition: transform .12s ease, background .2s ease, box-shadow .2s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--leaf); color: #fff; box-shadow: var(--shadow-1); }
.btn--primary:hover { background: var(--leaf-700); color: #fff; }
.btn--ghost { background: transparent; color: var(--leaf-700); border-color: var(--leaf); }
.btn--ghost:hover { background: var(--sprout-200); color: var(--leaf-900); }

/* ---- Header / nav (CSS-only mobile toggle) ---- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,254,250,.92); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .6rem; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--leaf-900); font-family: var(--display); font-size: 1.25rem; letter-spacing: .01em; }
.brand img { height: 38px; width: auto; }
.brand b { font-weight: 400; color: var(--leaf); }
.nav-toggle, .nav-toggle-label { display: none; }
.nav-links { display: flex; align-items: center; gap: .35rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { font-family: var(--display); color: var(--ink); text-decoration: none; padding: .5rem .8rem; border-radius: 999px; font-size: 1rem; }
.nav-links a:hover { background: var(--sprout-200); color: var(--leaf-900); }
.nav-links a[aria-current="page"] { color: var(--leaf); background: var(--sprout-200); }

@media (max-width: 760px) {
  .nav-toggle-label { display: inline-flex; flex-direction: column; gap: 5px; cursor: pointer; padding: 10px 6px; }
  .nav-toggle-label span { width: 26px; height: 2.5px; background: var(--leaf-900); border-radius: 2px; transition: .2s; }
  .nav-links {
    position: absolute; inset-inline: 0; top: 100%; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--paper); border-bottom: 1px solid var(--line);
    padding: .5rem clamp(1rem, 4vw, 2rem) 1rem; box-shadow: var(--shadow-1);
    max-height: 0; overflow: hidden; visibility: hidden; transition: max-height .25s ease;
  }
  .nav-links a { padding: .8rem .4rem; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-toggle:checked ~ .nav-links { max-height: 70vh; visibility: visible; }
}

/* ---- Hero ---- */
.hero { position: relative; background:
  radial-gradient(1200px 500px at 80% -10%, var(--sprout-200), transparent 60%),
  linear-gradient(180deg, var(--paper), var(--cream)); border-bottom: 1px solid var(--line); overflow: hidden; }
.hero__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: center; padding-block: clamp(2.5rem, 6vw, 5rem); }
.hero h1 { margin-bottom: .25em; }
.hero .lede { font-size: 1.25rem; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.4rem; }
.hero__art { aspect-ratio: 4 / 3; border-radius: var(--radius); background: var(--sprout-200); box-shadow: var(--shadow-2); overflow: hidden; }
.hero__art img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 800px) { .hero__inner { grid-template-columns: 1fr; } .hero__art { order: -1; } }

/* ---- Article grid / cards ---- */
.grid { display: grid; gap: clamp(1rem, 2.5vw, 1.6rem); grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.card { display: flex; flex-direction: column; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-1); transition: transform .14s ease, box-shadow .2s ease; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); }
.card a.card__link { text-decoration: none; color: inherit; display: flex; flex-direction: column; height: 100%; }
.card__media { aspect-ratio: 16 / 10; background: var(--sprout-200); overflow: hidden; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.card:hover .card__media img { transform: scale(1.04); }
.card__body { padding: 1rem 1.1rem 1.2rem; display: flex; flex-direction: column; gap: .4rem; flex: 1; }
.card__title { font-family: var(--display); font-size: 1.22rem; color: var(--leaf-900); margin: 0; }
.card__excerpt { color: var(--muted); font-size: .96rem; margin: 0; }
.tag { align-self: flex-start; font-family: var(--display); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--leaf-700); background: var(--sprout-200); padding: .2rem .6rem; border-radius: 999px; }
.card__meta { margin-top: auto; font-size: .82rem; color: var(--muted); }

/* ---- Filter / search bar ---- */
.toolbar { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; justify-content: space-between; margin-bottom: 1.6rem; }
.filters { display: flex; flex-wrap: wrap; gap: .4rem; }
.chip { font-family: var(--display); font-size: .9rem; padding: .42rem .9rem; border-radius: 999px; border: 1.5px solid var(--line); background: var(--paper); color: var(--ink); cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--leaf); color: #fff; border-color: var(--leaf); }
.search { flex: 1 1 220px; max-width: 320px; }
.search input { width: 100%; padding: .6rem .9rem; border: 1.5px solid var(--line); border-radius: 999px; background: var(--paper); font: inherit; }
.muted-note { color: var(--muted); font-size: .9rem; }

/* ---- Article page ---- */
.article { background: var(--paper); }
.breadcrumbs { font-size: .85rem; color: var(--muted); padding-block: .9rem; }
.breadcrumbs a { color: var(--muted); }
.breadcrumbs [aria-current] { color: var(--ink); }
.article__header { max-width: var(--measure); margin-inline: auto; padding-top: 1rem; }
.article__meta { display: flex; flex-wrap: wrap; gap: .4rem 1rem; color: var(--muted); font-size: .9rem; margin-bottom: 1.4rem; }
.article__hero { max-width: var(--max); margin: 0 auto 2rem; aspect-ratio: 16 / 7; border-radius: var(--radius); overflow: hidden; background: var(--sprout-200); box-shadow: var(--shadow-1); }
.article__hero img { width: 100%; height: 100%; object-fit: cover; }
.prose { max-width: var(--measure); margin-inline: auto; }
.prose h2 { border-top: 1px solid var(--line); padding-top: 1.4rem; }
.prose ul, .prose ol { padding-left: 1.3rem; margin: 0 0 1.1em; }
.prose li { margin: .3em 0; }
.prose a { color: var(--leaf-700); }
.prose table { width: 100%; border-collapse: collapse; margin: 1.4rem 0; font-size: .94rem; }
.prose th, .prose td { text-align: left; padding: .55rem .7rem; border-bottom: 1px solid var(--line); }
.prose thead th { background: var(--sprout-200); color: var(--leaf-900); font-family: var(--display); }
.prose blockquote { margin: 1.4rem 0; padding: .4rem 1.1rem; border-left: 4px solid var(--sprout); color: var(--muted); background: var(--cream); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.references { font-size: .9rem; }
.references ol { padding-left: 1.4rem; }
.references li { margin: .55em 0; color: var(--muted); word-break: break-word; }

/* ---- FAQ ---- */
.faq { max-width: var(--measure); margin: 2.4rem auto 0; }
.faq details { border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--cream); margin-bottom: .7rem; padding: .2rem 1rem; }
.faq summary { font-family: var(--display); cursor: pointer; padding: .8rem 0; color: var(--leaf-900); }
.faq details[open] summary { color: var(--leaf); }

/* ---- Related ---- */
.related { max-width: var(--max); margin-inline: auto; }

/* ---- The System parts list ---- */
.parts { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.parts li { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: .9rem 1rem; }
.parts b { font-family: var(--display); color: var(--leaf-900); display: block; }
.steps { counter-reset: step; list-style: none; padding: 0; display: grid; gap: 1rem; }
.steps li { position: relative; padding-left: 3rem; }
.steps li::before { counter-increment: step; content: counter(step); position: absolute; left: 0; top: -.1rem; width: 2.1rem; height: 2.1rem; display: grid; place-items: center; background: var(--leaf); color: #fff; border-radius: 50%; font-family: var(--display); }

/* ---- Email capture ---- */
.signup { background: linear-gradient(120deg, var(--leaf), var(--leaf-700)); color: #fff; border-radius: var(--radius); padding: clamp(1.5rem, 4vw, 2.6rem); box-shadow: var(--shadow-2); }
.signup h2 { color: #fff; margin-top: 0; }
.signup p { color: rgba(255,255,255,.9); }
.signup form { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 1rem; }
.signup input[type="email"] { flex: 1 1 240px; padding: .85rem 1rem; border-radius: 999px; border: 0; font: inherit; }
.signup .btn--primary { background: #fff; color: var(--leaf-700); }
.signup .btn--primary:hover { background: var(--cream); color: var(--leaf-900); }

/* ---- Generic forms ---- */
.field { display: grid; gap: .35rem; margin-bottom: 1rem; }
.field label { font-family: var(--display); color: var(--leaf-900); }
.field input, .field textarea { padding: .75rem .9rem; border: 1.5px solid var(--line); border-radius: var(--radius-sm); font: inherit; background: var(--paper); }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(1.5rem, 4vw, 3rem); }
@media (max-width: 760px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---- Socials ---- */
.socials { display: flex; gap: .6rem; flex-wrap: wrap; }
.socials a { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--sprout-200); color: var(--leaf-900); text-decoration: none; font-family: var(--display); font-size: .85rem; }
.socials a:hover { background: var(--leaf); color: #fff; }

/* ---- Footer ---- */
.site-footer { background: var(--leaf-900); color: #d9e4d2; margin-top: 3rem; }
.site-footer .wrap { padding-block: clamp(2rem, 5vw, 3.4rem); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.site-footer h4 { color: #fff; font-size: 1rem; margin: 0 0 .8rem; letter-spacing: .04em; }
.site-footer a { color: #cfe0c6; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.footer-brand img { height: 40px; margin-bottom: .8rem; }
.footer-legal { border-top: 1px solid rgba(255,255,255,.15); margin-top: 2rem; padding-top: 1.2rem; font-size: .85rem; color: #a9bea0; display: flex; flex-wrap: wrap; gap: .4rem 1.2rem; justify-content: space-between; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 1.4rem; } }

/* ---- Image fallback (before real photos are dropped in) ---- */
img[data-fallback] { background: var(--sprout-200); }

/* ---- Misc ---- */
.skip-link { position: absolute; left: -999px; top: 0; background: #fff; padding: .6rem 1rem; border-radius: 0 0 var(--radius-sm) 0; z-index: 100; }
.skip-link:focus { left: 0; }
.stack > * + * { margin-top: 1.1rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
