/*
Theme Name: 3D_Printing
Theme URI: https://theplantes.com
Author: Mark Plante
Description: Custom theme for The Plantes -- a hobby 3D printing, CAD design, and making blog. Clean, minimal design with a green and brown palette inspired by the site logo.
Version: 1.3.1
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: 3d-printing
*/

/* ============================================
   Mark Plante — hobby 3D printing & CAD blog
   Design system + site styles
   ============================================ */

:root {
  /* Brand palette, sampled from the logo */
  --green-forest: #3f6b35;
  --green-leaf: #7a9c52;
  --green-light: #cfe3b0;
  --green-pale: #eef4e4;
  --brown-coffee: #6b4a2b;
  --brown-dark: #4a3320;
  --cream: #faf7f1;
  --cream-alt: #f1ebdf;
  --ink: #2e2a24;
  --ink-soft: #5a5347;
  --white: #ffffff;

  --font-heading: "Poppins", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-card: 0 2px 8px rgba(74, 51, 32, 0.08), 0 1px 2px rgba(74, 51, 32, 0.06);
  --shadow-card-hover: 0 12px 24px rgba(74, 51, 32, 0.12), 0 2px 4px rgba(74, 51, 32, 0.08);

  --max-width: 1160px;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--brown-dark);
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 600;
}
h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1.1em; color: var(--ink-soft); }
p:last-child { margin-bottom: 0; }
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
section { padding: 72px 0; }
@media (max-width: 640px) {
  section { padding: 48px 0; }
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--green-forest);
  margin-bottom: 0.9em;
}

.lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 640px;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--green-forest);
  color: var(--white);
}
.btn-primary:hover { background: #345a2c; box-shadow: var(--shadow-card-hover); }
.btn-outline {
  background: transparent;
  border-color: var(--brown-dark);
  color: var(--brown-dark);
}
.btn-outline:hover { background: var(--brown-dark); color: var(--white); }
.btn-outline.on-dark {
  border-color: var(--cream);
  color: var(--cream);
}
.btn-outline.on-dark:hover { background: var(--cream); color: var(--brown-dark); }
.btn-block { width: 100%; justify-content: center; }

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--cream);
  border-bottom: 1px solid rgba(74, 51, 32, 0.08);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--brown-dark);
}
.brand img { height: 42px; width: 42px; }
.brand .brand-name span { color: var(--green-forest); }

.main-nav { display: flex; align-items: center; gap: 8px; }
.main-nav ul { display: flex; gap: 4px; }
.main-nav ul a {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--brown-dark);
  transition: background 0.15s ease, color 0.15s ease;
}
.main-nav ul a:hover, .main-nav ul a[aria-current="page"] { background: var(--green-pale); color: var(--green-forest); }

/* Dropdown sub-menus (e.g. blog categories nested under "Blog") */
.main-nav ul li { position: relative; }
.main-nav .caret {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: 0.55;
}
.main-nav ul .sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card-hover);
  padding: 8px;
  margin: 0;
  border-top: 6px solid transparent;
  background-clip: padding-box;
  z-index: 200;
}
.main-nav ul li:hover > .sub-menu,
.main-nav ul li:focus-within > .sub-menu {
  display: block;
}
.main-nav ul .sub-menu a {
  padding: 10px 14px;
  white-space: nowrap;
}
.nav-cta { margin-left: 8px; }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(74, 51, 32, 0.15);
  background: var(--white);
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  height: 2px;
  width: 20px;
  margin: 0 auto;
  background: var(--brown-dark);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 860px) {
  .menu-toggle { display: flex; }
  .main-nav {
    position: fixed;
    top: 78px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--cream);
    flex-direction: column;
    align-items: stretch;
    padding: 20px 24px;
    transform: translateX(100%);
    transition: transform 0.25s ease;
    overflow-y: auto;
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav ul { flex-direction: column; gap: 2px; }
  .main-nav a { padding: 16px; font-size: 1.05rem; }
  .nav-cta { margin: 16px 0 0; }
  .nav-cta .btn { width: 100%; justify-content: center; }

  .main-nav .caret { display: none; }
  .main-nav ul .sub-menu {
    display: block;
    position: static;
    box-shadow: none;
    background: transparent;
    padding: 0 0 0 16px;
    margin: 0 0 8px;
  }
  .main-nav ul .sub-menu a { padding: 12px 16px; font-size: 0.98rem; }
}

/* ---- Seasonal banners (ACF) ---- */
.seasonal-banner + .seasonal-banner {
  margin-top: 4px;
}
.seasonal-banner img {
  width: 100%;
  display: block;
}

/* ---- Hero ---- */
.hero {
  padding: 64px 0 88px;
  background:
    radial-gradient(circle at 14% 22%, rgba(122, 156, 82, 0.14) 0, transparent 45%),
    radial-gradient(circle at 86% 78%, rgba(107, 74, 43, 0.1) 0, transparent 40%);
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.hero-art {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-art img { width: 100%; max-width: 320px; }
@media (max-width: 860px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-art { order: -1; padding: 24px; }
  .hero-art img { max-width: 220px; }
}

/* ---- Section headers ---- */
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}
.section-head .lede { margin-bottom: 0; }

/* ---- Cards / grid ---- */
.grid { display: grid; gap: 28px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

.card {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  display: flex;
  flex-direction: column;
}
a.card:hover, .card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.card-media {
  display: block;
  aspect-ratio: 4 / 3;
  background: var(--green-pale);
  padding: 28px;
}
.card-media img { width: 100%; height: 100%; object-fit: contain; }
.card-body { padding: 22px 24px 26px; flex: 1; display: flex; flex-direction: column; }
.card-tag {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--green-forest);
  background: var(--green-pale);
  padding: 5px 11px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.card-tag.brown { color: var(--brown-coffee); background: #f1e6d8; }
.card-meta {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-top: auto;
  padding-top: 14px;
}
.card h3 { margin-bottom: 8px; font-size: 1.15rem; }
.card p { font-size: 0.95rem; }

/* Category tiles */
.tile {
  display: block;
  padding: 32px 28px;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); }
.tile-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--green-pale);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.tile-icon svg { width: 26px; height: 26px; }

/* ---- About teaser / split sections ---- */
.split {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
}
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: 32px; }
}
.avatar-frame {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.avatar-frame img { max-width: 220px; }

.section-alt { background: var(--cream-alt); }

/* ---- Newsletter / CTA band ---- */
.band {
  background: var(--brown-dark);
  color: var(--cream);
  border-radius: var(--radius-lg);
  padding: 56px;
  text-align: center;
}
.band h2 { color: var(--cream); }
.band p { color: rgba(250, 247, 241, 0.8); }
.band-form {
  display: flex;
  gap: 10px;
  max-width: 420px;
  margin: 28px auto 0;
  flex-wrap: wrap;
  justify-content: center;
}
.band-form input[type="email"] {
  flex: 1;
  min-width: 220px;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: var(--font-body);
  font-size: 0.95rem;
}
.form-note { font-size: 0.85rem; margin-top: 14px; color: rgba(250, 247, 241, 0.65); }
.form-success { display: none; font-weight: 600; color: var(--green-light); margin-top: 16px; }
@media (max-width: 640px) {
  .band { padding: 36px 24px; }
}

/* ---- Page hero (interior pages) ---- */
.page-hero {
  padding: 56px 0 40px;
  border-bottom: 1px solid rgba(74, 51, 32, 0.08);
}
.breadcrumbs {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin-bottom: 18px;
}
.breadcrumbs a { color: var(--green-forest); }
.breadcrumbs a:hover { text-decoration: underline; }

/* ---- Filter tabs (blog index) ---- */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}
.filter-btn {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.9rem;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid rgba(74, 51, 32, 0.18);
  background: var(--white);
  color: var(--brown-dark);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.filter-btn:hover { border-color: var(--green-forest); }
.filter-btn.active { background: var(--green-forest); border-color: var(--green-forest); color: var(--white); }

/* ---- Article ---- */
.article-head { max-width: 760px; margin: 0 auto; text-align: center; }
.article-meta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-top: 18px;
}
.article-cover {
  max-width: 900px;
  margin: 40px auto 0;
  background: var(--green-pale);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.article-cover img { max-width: 340px; margin: 0 auto; }
.post-banner {
  width: 100%;
  height: 420px;
  overflow: hidden;
  margin-top: 32px;
  background: var(--green-pale);
  display: flex;
  align-items: center;
  justify-content: center;
}
.post-banner img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
@media (max-width: 640px) {
  .post-banner { height: 220px; }
}
.article-body {
  max-width: 720px;
  margin: 48px auto 0;
}
.article-body h2 { margin-top: 1.6em; }
.article-body h2:first-child { margin-top: 0; }
.article-body ul, .article-body ol { margin: 0 0 1.2em; padding-left: 1.3em; color: var(--ink-soft); }
.article-body li { margin-bottom: 0.5em; }
.article-body blockquote {
  margin: 2em 0;
  padding: 20px 26px;
  border-left: 4px solid var(--green-forest);
  background: var(--green-pale);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-style: italic;
  color: var(--brown-dark);
}
.article-body code {
  background: var(--cream-alt);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.9em;
}
.article-body figure { margin: 2em 0; }
.article-body figcaption { text-align: center; font-size: 0.85rem; color: var(--ink-soft); margin-top: 10px; }
.callout {
  background: #f1e6d8;
  border-radius: var(--radius-md);
  padding: 22px 26px;
  margin: 2em 0;
}
.callout h3 { margin-bottom: 8px; color: var(--brown-coffee); }

.author-box {
  max-width: 720px;
  margin: 56px auto 0;
  padding: 26px;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  display: flex;
  gap: 18px;
  align-items: center;
}
.author-box img { width: 56px; height: 56px; border-radius: 50%; }

.post-nav {
  max-width: 720px;
  margin: 32px auto 0;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.post-nav a {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--green-forest);
}
.post-nav a:hover { text-decoration: underline; }

/* ---- Projects gallery ---- */
.gallery-item .card-media { background: var(--cream-alt); padding: 34px; }
.spec-list { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 0.85rem; color: var(--ink-soft); margin-top: 6px; }
.spec-list span strong { color: var(--brown-dark); }

/* ---- Contact ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
}
.form-field { margin-bottom: 20px; }
.form-field label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.9rem;
  margin-bottom: 7px;
  color: var(--brown-dark);
}
.form-field input, .form-field textarea {
  width: 100%;
  padding: 13px 15px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(74, 51, 32, 0.2);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
}
.form-field input:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--green-forest);
  box-shadow: 0 0 0 3px rgba(63, 107, 53, 0.15);
}
.form-field textarea { resize: vertical; min-height: 130px; }
.field-error {
  display: none;
  font-size: 0.82rem;
  color: #a13d2c;
  margin-top: 6px;
}
.contact-info-item { display: flex; gap: 14px; margin-bottom: 22px; }
.contact-info-item .tile-icon { flex-shrink: 0; margin-bottom: 0; }

/* ---- 404 ---- */
.not-found { text-align: center; padding: 96px 0; }
.not-found .code {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 5rem;
  color: var(--green-light);
  margin-bottom: 0;
}

/* ---- Footer ---- */
.site-footer {
  background: var(--brown-dark);
  color: rgba(250, 247, 241, 0.75);
  padding: 56px 0 28px;
  margin-top: 40px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(250, 247, 241, 0.12);
}
@media (max-width: 720px) {
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
}
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand img { height: 38px; width: 38px; }
.footer-brand span {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--cream);
}
.footer-col h4 {
  color: var(--cream);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a:hover { color: var(--cream); text-decoration: underline; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  font-size: 0.85rem;
}
.footer-bottom a:hover { color: var(--cream); }

/* ---- Utility ---- */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}
.text-center { text-align: center; }
.mt-lg { margin-top: 48px; }