/*
Theme Name: Linden Birch
Author: Linden Birch
Description: Minimal, technical storefront. Monospace-accented prices and labels, hairline rules, tight square-cornered product grid and generous whitespace; every colour and typeface is set per-site so no two shops look alike.
Version: 1.2.2
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: monoline
Tags: e-commerce, minimal, monospace, technical
*/

/* ---------------------------------------------------------------- tokens -- */
/* The one hard-coded stack the archetype allows: a monospace face for numeric
   and label accents (prices, meta, uppercase labels). Everything else pulls
   from the kernel's CSS custom-property contract. */
:root {
  --mn-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, "Cascadia Mono", Consolas, monospace;
  --mn-shell: 1200px;
  --mn-gutter: 28px;
  --mn-hairline: 1px solid var(--border);
}

/* ---------------------------------------------------------------- reset --- */

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--link); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--fg);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0 0 .5em;
}

.mn-visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}
.mn-skip:focus {
  position: fixed; top: 12px; left: 12px; z-index: 999;
  width: auto; height: auto; clip: auto;
  background: var(--primary); color: var(--primary-fg);
  padding: 10px 16px;
}

.mn-shell {
  width: 100%;
  max-width: var(--mn-shell);
  margin: 0 auto;
  padding: 0 var(--mn-gutter);
}
.mn-main { flex: 1 0 auto; }

/* Shared monospace label — small, uppercase, letter-spaced. */
.mn-label, .mn-kicker {
  display: inline-block;
  font-family: var(--mn-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-fg);
}

/* ---------------------------------------------------------------- header -- */

.mn-header {
  border-bottom: var(--mn-hairline);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 50;
}
.mn-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 58px;
}
.mn-header-mark img { max-height: 34px; width: auto; }
.mn-wordmark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
  color: var(--fg);
  text-decoration: none;
}
.mn-wordmark:hover { color: var(--accent); }

.mn-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-family: var(--mn-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.mn-nav a {
  color: var(--muted-fg);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
}
.mn-nav a:hover { color: var(--fg); }
.mn-cart { color: var(--fg) !important; display: inline-flex; align-items: center; gap: 6px; }
.mn-cart-count { color: var(--accent); }

/* ------------------------------------------------------------------ hero -- */

.mn-hero { border-bottom: var(--mn-hairline); }
.mn-hero-inner {
  padding-top: 72px;
  padding-bottom: 72px;
  max-width: 720px;
  margin-inline: 0;
}
.mn-hero .mn-kicker { margin-bottom: 20px; }
.mn-hero-title {
  font-size: clamp(1.9rem, 4vw, 3rem);
  margin: 0 0 20px;
}
.mn-hero-sub {
  color: var(--muted-fg);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 0 32px;
}

/* --------------------------------------------------------------- buttons -- */

.mn-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mn-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 12px 20px;
  background: var(--primary);
  color: var(--primary-fg);
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  transition: background .15s ease, color .15s ease;
}
.mn-btn:hover { background: var(--accent); border-color: var(--accent); color: var(--accent-fg); }
.mn-btn-ghost {
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--border);
}
.mn-btn-ghost:hover { background: transparent; border-color: var(--fg); color: var(--fg); }

/* -------------------------------------------------------------- sections -- */

.mn-section { padding-block: 72px; border-bottom: var(--mn-hairline); }
.mn-section-head { margin-bottom: 40px; }
.mn-section-head .mn-label { margin-bottom: 12px; }
.mn-h2 { font-size: clamp(1.4rem, 3vw, 2rem); margin: 0; }
.mn-section-more { margin-top: 44px; }

/* --------------------------------------------------------- product grid -- */

.mn-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: var(--mn-hairline);
}
.mn-card { background: var(--bg); }
.mn-card-link {
  display: block;
  padding: 16px;
  text-decoration: none;
  color: var(--fg);
  height: 100%;
}
.mn-card-link:hover { background: var(--muted); }
.mn-card-media {
  aspect-ratio: 1 / 1;
  background: var(--muted);
  border: var(--mn-hairline);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 14px;
}
.mn-card-media img { width: 100%; height: 100%; object-fit: cover; }
.mn-card-title {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  line-height: 1.35;
  letter-spacing: 0;
  margin: 0 0 6px;
}
.mn-price {
  font-family: var(--mn-mono);
  font-size: 0.85rem;
  color: var(--muted-fg);
}
.mn-price ins { text-decoration: none; color: var(--fg); }
.mn-price del { opacity: .5; margin-right: 6px; }

/* ----------------------------------------------------------------- about -- */

.mn-about { display: grid; gap: 32px; }
@media (min-width: 860px) {
  .mn-about { grid-template-columns: 280px minmax(0, 1fr); align-items: start; gap: 56px; }
  .mn-about .mn-section-head { margin-bottom: 0; }
}
.mn-prose { max-width: 65ch; }
.mn-prose p { margin: 0 0 1.2em; color: var(--fg); }
.mn-prose h2, .mn-prose h3 { margin-top: 1.6em; }
.mn-prose a { color: var(--link); }

/* ------------------------------------------------------------ quotes/faq -- */

.mn-quotes { display: grid; gap: 1px; background: var(--border); border: var(--mn-hairline); grid-template-columns: repeat(2, 1fr); }
@media (max-width: 700px) { .mn-quotes { grid-template-columns: 1fr; } }
.mn-quote { background: var(--bg); margin: 0; padding: 28px; }
.mn-quote p { margin: 0 0 16px; font-size: 1rem; line-height: 1.55; }
.mn-quote p::before { content: "> "; font-family: var(--mn-mono); color: var(--accent); }
.mn-quote-by { font-family: var(--mn-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted-fg); }
.mn-quote-role { color: var(--muted-fg); }

.mn-faq { border-top: var(--mn-hairline); max-width: 820px; }
.mn-faq-item { border-bottom: var(--mn-hairline); padding: 0; }
.mn-faq-item summary {
  cursor: pointer;
  list-style: none;
  padding-block: 20px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.mn-faq-item summary::-webkit-details-marker { display: none; }
.mn-faq-item summary::after { content: "+"; font-family: var(--mn-mono); color: var(--accent); }
.mn-faq-item[open] summary::after { content: "\2013"; }
.mn-faq-item p { margin: 0 0 20px; color: var(--muted-fg); max-width: 65ch; }

/* ----------------------------------------------------------------- posts -- */

.mn-posts { display: grid; gap: 1px; background: var(--border); border: var(--mn-hairline); }
.mn-post { background: var(--bg); padding: 24px; margin: 0; }
.mn-meta { font-family: var(--mn-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted-fg); margin-bottom: 8px; }
.mn-post-title { font-size: 1.1rem; margin: 0 0 8px; }
.mn-post-title a { color: var(--fg); text-decoration: none; }
.mn-post-title a:hover { color: var(--accent); }
.mn-lead { color: var(--muted-fg); margin: 0; }

/* -------------------------------------------------------- entries/pages -- */

.mn-entry { padding-top: 64px; padding-bottom: 80px; max-width: 820px; }
.mn-entry-title { font-size: clamp(1.7rem, 3.5vw, 2.6rem); margin: 4px 0 24px; }
.mn-entry-media { border: var(--mn-hairline); border-radius: var(--radius); overflow: hidden; margin-bottom: 32px; }

.mn-pagination { margin-top: 48px; font-family: var(--mn-mono); font-size: 13px; display: flex; gap: 10px; flex-wrap: wrap; }
.mn-pagination a, .mn-pagination span {
  padding: 6px 12px; border: var(--mn-hairline); text-decoration: none; color: var(--fg); border-radius: var(--radius);
}
.mn-pagination .current { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }

/* -------------------------------------------------------- empty / search -- */

.mn-empty { padding-top: 96px; padding-bottom: 96px; max-width: 640px; }
.mn-empty .mn-label { margin-bottom: 18px; }
.mn-search { display: flex; gap: 10px; flex-wrap: wrap; margin: 28px 0; }
.mn-search input[type="search"] {
  flex: 1 1 240px;
  padding: 12px 14px;
  border: var(--mn-hairline);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mn-mono);
  font-size: 13px;
}
.mn-search input[type="search"]:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

/* ---------------------------------------------------------------- footer -- */

.mn-footer { border-top: var(--mn-hairline); background: var(--bg); }
.mn-footer-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  min-height: 64px;
  padding-top: 20px;
  padding-bottom: 20px;
}
.mn-copyright { font-family: var(--mn-mono); font-size: 11px; letter-spacing: 0.04em; color: var(--muted-fg); }
.mn-footer-links { display: flex; gap: 20px; flex-wrap: wrap; font-family: var(--mn-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; }
.mn-footer-links a { color: var(--muted-fg); text-decoration: none; }
.mn-footer-links a:hover { color: var(--fg); }

/* ============================================================ WooCommerce == */
/* The kernel drops woocommerce-general.css, so every WC component below is
   styled from the token contract to match the Monoline chrome. */

.mn-woo { max-width: var(--mn-shell); }

.woocommerce-message, .woocommerce-info, .woocommerce-error, .woocommerce-noreviews {
  border: var(--mn-hairline);
  border-left: 3px solid var(--accent);
  background: var(--muted);
  color: var(--fg);
  padding: 14px 18px;
  border-radius: var(--radius);
  list-style: none;
  font-family: var(--mn-mono);
  font-size: 13px;
}
.woocommerce a:not(.button):not(.mn-btn) { color: var(--link); }

/* --- breadcrumb + toolbar --- */
.woocommerce-breadcrumb {
  font-family: var(--mn-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted-fg);
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: var(--mn-hairline);
}
.woocommerce-breadcrumb a { color: var(--muted-fg); text-decoration: none; }
.woocommerce-breadcrumb a:hover { color: var(--accent); }
.woocommerce .woocommerce-result-count,
.woocommerce .woocommerce-ordering { color: var(--muted-fg); font-size: 12px; font-family: var(--mn-mono); }
.woocommerce .woocommerce-ordering select {
  border: var(--mn-hairline); background: var(--bg); color: var(--fg);
  padding: 8px 10px; border-radius: var(--radius); font-family: var(--mn-mono); font-size: 12px;
}

/* --- shop loop: tight 4-up square grid --- */
.woocommerce ul.products {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: var(--mn-hairline);
  margin: 0 0 40px;
  padding: 0;
  list-style: none;
}
.woocommerce ul.products::before, .woocommerce ul.products::after { content: none; }
.woocommerce ul.products li.product {
  width: auto !important;
  margin: 0 !important;
  float: none !important;
  text-align: left;
  background: var(--bg);
  padding: 16px;
}
.woocommerce ul.products li.product:hover { background: var(--muted); }
.woocommerce ul.products li.product a img {
  margin: 0 0 14px;
  border: var(--mn-hairline);
  border-radius: var(--radius);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  background: var(--muted);
}
.woocommerce ul.products li.product .woocommerce-loop-product__title {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.9rem;
  line-height: 1.35;
  padding: 0;
  margin: 0 0 6px;
}
.woocommerce ul.products li.product .price {
  color: var(--muted-fg);
  font-family: var(--mn-mono);
  font-size: 0.85rem;
  font-weight: 400;
}
.woocommerce ul.products li.product .price ins { text-decoration: none; color: var(--fg); }
.woocommerce ul.products li.product .price del { opacity: .5; }
.woocommerce ul.products li.product .button { margin-top: 12px; }
.woocommerce ul.products li.product .added_to_cart { margin-top: 8px; display: inline-block; font-family: var(--mn-mono); font-size: 11px; }

.woocommerce span.onsale {
  background: var(--accent);
  color: var(--accent-fg);
  font-family: var(--mn-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: var(--radius);
  padding: 3px 8px;
  min-height: 0;
  min-width: 0;
  line-height: 1.4;
}

/* --- buttons --- */
.woocommerce #respond input#submit,
.woocommerce a.button, .woocommerce button.button, .woocommerce input.button,
.woocommerce a.button.alt, .woocommerce button.button.alt,
.woocommerce #respond input#submit.alt {
  background: var(--primary);
  color: var(--primary-fg);
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  font-family: var(--mn-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 400;
  padding: 11px 18px;
  transition: background .15s ease, border-color .15s ease;
}
.woocommerce #respond input#submit:hover,
.woocommerce a.button:hover, .woocommerce button.button:hover,
.woocommerce input.button:hover, .woocommerce a.button.alt:hover,
.woocommerce button.button.alt:hover,
.woocommerce #respond input#submit.alt:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-fg);
}
.woocommerce a.button.disabled, .woocommerce button.button.disabled { opacity: .5; }

/* --- single product --- */
.woocommerce div.product { display: grid; gap: 48px; }
@media (min-width: 820px) {
  .woocommerce div.product { grid-template-columns: minmax(0,1fr) minmax(0,1fr); align-items: start; }
  .woocommerce div.product .woocommerce-tabs,
  .woocommerce div.product .related, .woocommerce div.product .upsells { grid-column: 1 / -1; }
}
.woocommerce div.product div.images img { border: var(--mn-hairline); border-radius: var(--radius); }
.woocommerce div.product .product_title { font-size: clamp(1.6rem, 4vw, 2.4rem); }
.woocommerce div.product .summary { margin: 0; }
.woocommerce div.product p.price, .woocommerce div.product span.price {
  color: var(--fg);
  font-family: var(--mn-mono);
  font-size: 1.3rem;
}
.woocommerce div.product .woocommerce-product-details__short-description { color: var(--muted-fg); }
.woocommerce div.product form.cart { margin: 28px 0; display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.woocommerce .quantity .qty {
  border: var(--mn-hairline);
  background: var(--bg);
  color: var(--fg);
  padding: 10px;
  width: 72px;
  border-radius: var(--radius);
  font-family: var(--mn-mono);
}
.woocommerce div.product .woocommerce-tabs ul.tabs { padding: 0; border-bottom: var(--mn-hairline); margin-bottom: 24px; }
.woocommerce div.product .woocommerce-tabs ul.tabs::before { border: 0; }
.woocommerce div.product .woocommerce-tabs ul.tabs li {
  background: transparent;
  border: 0;
  border-radius: 0;
  margin: 0 24px 0 0;
  padding: 0;
}
.woocommerce div.product .woocommerce-tabs ul.tabs li::before,
.woocommerce div.product .woocommerce-tabs ul.tabs li::after { display: none; }
.woocommerce div.product .woocommerce-tabs ul.tabs li a {
  font-family: var(--mn-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted-fg);
  padding-block: 12px;
  border-bottom: 2px solid transparent;
}
.woocommerce div.product .woocommerce-tabs ul.tabs li.active a { color: var(--fg); border-bottom-color: var(--accent); }

/* --- tables (cart / order / attributes) --- */
.woocommerce table.shop_table, .woocommerce table.shop_attributes {
  border: var(--mn-hairline);
  border-radius: var(--radius);
  border-collapse: collapse;
  width: 100%;
  background: var(--card);
}
.woocommerce table.shop_table th {
  font-family: var(--mn-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted-fg);
  padding: 14px 16px;
  border-bottom: var(--mn-hairline);
  text-align: left;
}
.woocommerce table.shop_table td { padding: 16px; border-top: var(--mn-hairline); color: var(--card-fg); }
.woocommerce table.shop_table img { width: 60px; border: var(--mn-hairline); border-radius: var(--radius); }
.woocommerce a.remove {
  color: var(--muted-fg);
  font-weight: 400;
  border: var(--mn-hairline);
  border-radius: var(--radius);
}
.woocommerce a.remove:hover { color: var(--accent-fg); background: var(--accent); }
.woocommerce .cart-collaterals { margin-top: 40px; }
.woocommerce .cart_totals h2 { font-size: 1.2rem; }
.woocommerce .cart_totals table.shop_table { border: var(--mn-hairline); }
.woocommerce .coupon { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }

/* --- forms / checkout --- */
.woocommerce form .form-row { margin-bottom: 18px; display: block; }
.woocommerce form .form-row label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--fg); font-family: var(--mn-mono); }
.woocommerce form .form-row .required { color: var(--accent); text-decoration: none; }
.woocommerce form .form-row input.input-text,
.woocommerce form .form-row textarea,
.woocommerce form .form-row select,
.woocommerce #order_review .input-text {
  width: 100%;
  border: var(--mn-hairline);
  background: var(--bg);
  color: var(--fg);
  padding: 11px 12px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 15px;
}
.woocommerce form .form-row input.input-text:focus,
.woocommerce form .form-row textarea:focus,
.woocommerce form .form-row select:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.woocommerce-checkout h3 {
  font-size: 1.1rem;
  padding-bottom: 12px;
  border-bottom: var(--mn-hairline);
  margin-bottom: 20px;
}
.woocommerce-checkout #payment {
  background: var(--muted);
  border: var(--mn-hairline);
  border-radius: var(--radius);
  padding: 20px;
}
.woocommerce-checkout #payment ul.payment_methods { list-style: none; margin: 0 0 18px; padding: 0 0 18px; border-bottom: var(--mn-hairline); }
.woocommerce-checkout #payment ul.payment_methods li { margin-bottom: 14px; }
.woocommerce-checkout #payment ul.payment_methods label { font-weight: 600; font-family: var(--mn-mono); font-size: 13px; }
.woocommerce-checkout #payment div.payment_box {
  background: var(--bg);
  border: var(--mn-hairline);
  border-radius: var(--radius);
  color: var(--muted-fg);
}
.woocommerce-checkout #payment div.payment_box::before { display: none; }
.woocommerce-checkout #payment .place-order { padding-top: 8px; }
#add_payment_method #payment div.form-row, .woocommerce-checkout #payment div.form-row { padding: 0; }

/* --- account --- */
.woocommerce-account .woocommerce-MyAccount-navigation { margin-bottom: 32px; }
.woocommerce-account .woocommerce-MyAccount-navigation ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 8px; flex-wrap: wrap; }
.woocommerce-account .woocommerce-MyAccount-navigation li a {
  font-family: var(--mn-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 8px 12px;
  border: var(--mn-hairline);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--muted-fg);
}
.woocommerce-account .woocommerce-MyAccount-navigation li.is-active a { background: var(--primary); color: var(--primary-fg); border-color: var(--primary); }

/* --- related products keep the loop grid --- */
.woocommerce .related ul.products, .woocommerce .upsells ul.products { grid-template-columns: repeat(4, 1fr); }

/* ---------------------------------------------------------- responsive --- */

@media (max-width: 900px) {
  .mn-grid,
  .woocommerce ul.products,
  .woocommerce .related ul.products,
  .woocommerce .upsells ul.products { grid-template-columns: repeat(2, 1fr); }
  .mn-posts { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  :root { --mn-gutter: 18px; }
  .mn-nav { gap: 16px; }
  .mn-section { padding-block: 48px; }
  .mn-hero-inner { padding-top: 52px; padding-bottom: 52px; }
}

/* Info pages (About/Terms/…) use the full column width, not the reading measure. */
body.page .mn-prose { max-width: none; }